diff --git a/FFXIVClientStructs/FFXIV/Client/Game/Character/Character.cs b/FFXIVClientStructs/FFXIV/Client/Game/Character/Character.cs
index 226ddfa95..b4d6209f0 100644
--- a/FFXIVClientStructs/FFXIV/Client/Game/Character/Character.cs
+++ b/FFXIVClientStructs/FFXIV/Client/Game/Character/Character.cs
@@ -47,6 +47,7 @@ public unsafe partial struct Character {
     [FieldOffset(0x1CE8)] public byte ActorControlFlags;
 
     [FieldOffset(0x21E0)] public Balloon Balloon;
+    [FieldOffset(0x2260)] public NpcYellBalloon YellBalloon;
 
     [FieldOffset(0x22E8)] public float Alpha;
 
diff --git a/FFXIVClientStructs/FFXIV/Client/Game/NpcYellBalloon.cs b/FFXIVClientStructs/FFXIV/Client/Game/NpcYellBalloon.cs
new file mode 100644
index 000000000..884099584
--- /dev/null
+++ b/FFXIVClientStructs/FFXIV/Client/Game/NpcYellBalloon.cs
@@ -0,0 +1,159 @@
+using FFXIVClientStructs.FFXIV.Client.System.String;
+
+namespace FFXIVClientStructs.FFXIV.Client.Game;
+
+// Client::Game::NpcYellBalloon
+// Probably part of Client::Game::Character::Character
+[GenerateInterop]
+[StructLayout(LayoutKind.Explicit, Size = 0x88)]
+public unsafe partial struct NpcYellBalloon {
+
+    /// <summary>
+    /// The text that this balloon will display.
+    /// </summary>
+    /// <remarks>
+    /// Empty when balloon is <see cref="NpcYellBalloonState.Inactive"/>.
+    /// </remarks>
+    [FieldOffset(0x0)] public Utf8String Text;
+
+    /// <summary>
+    /// Pointer to the <see cref="Character.Character"/> that contains this balloon.
+    /// </summary>
+    [FieldOffset(0x68)] public Character.Character* Character;
+
+    /// <summary>
+    /// How much longer (in seconds) the balloon should remain open.
+    /// </summary>
+    /// <remarks>
+    /// Starting value set by OpenBalloon.  Starts counting down once in <see cref="NpcYellBalloonState.Active"/> state.  If this is set
+    /// to zero before the balloon is activated, the balloon will remain open indefinitely, subject to the value of <see cref="CloseType"/>.
+    /// </remarks>
+    [FieldOffset(0x70)] public float PlayTimer;
+
+    /// <summary>
+    /// How much longer (in seconds) before the balloon should actually be opened with AgentScreenLog.
+    /// </summary>
+    /// <remarks>
+    /// Starting value is set by OpenBalloon.  Resets to one second when balloon exits <see cref="NpcYellBalloonState.Waiting"/> state.
+    /// </remarks>
+    [FieldOffset(0x74)] public float DelayTime;
+
+    /// <summary>
+    /// The balloon's current state.
+    /// </summary>
+    [FieldOffset(0x78)] public NpcYellBalloonState State;
+
+    /// <summary>
+    /// Controls how the balloon determines when to close.
+    /// </summary>
+    /// <remarks>
+    /// If OpenBalloon's reducedCloseChecks parameter is true, this is <see cref="NpcYellBalloonCloseType.ReducedCloseChecks"/>, else if
+    /// playTime is zero this is <see cref="NpcYellBalloonCloseType.HoldOpen"/>, else this is <see cref="NpcYellBalloonCloseType.Normal"/>.
+    /// </remarks>
+    [FieldOffset(0x7C)] public NpcYellBalloonCloseType CloseType;
+
+    /// <summary>
+    /// The bone index to which the balloon is attached on the character.
+    /// </summary>
+    [FieldOffset(0x80)] public byte ParentBone;
+
+    /// <summary>
+    /// Miscellaneous balloon behaviors.
+    /// </summary>
+    [FieldOffset(0x81)] public NpcYellBalloonFlags Flags;
+
+    /// <summary>
+    /// Prepares the balloon to be opened during the next applicable Update.
+    /// </summary>
+    /// <param name="str">A null-terminated string containing the text to display.</param>
+    /// <param name="playTime">Time in seconds that the balloon should remain visible.  If zero, the balloon will remain open indefinitely (until <see cref="CloseBalloon"/> is called).</param>
+    /// <param name="softOpen">If this is true, the bubble will fade in more gently than the normal "popping" in.</param>
+    /// <param name="openDelay">Time in seconds to wait before actually opening the balloon.</param>
+    /// <param name="printToLog">Whether the balloon text should also be printed to the chat log.</param>
+    /// <param name="reducedCloseChecks">Skips certain non-timer checks for closing the balloon.  Unknown purpose.  Usually false.</param>
+    /// <param name="ignoreRangeCheck">Ignore whether the character is "in range" when checking whether to display the balloon.</param>
+    /// <param name="parentBone">The bone index to which the balloon is visually attached.  A value of 25 is used if the specified bone does not exist.</param>
+    [MemberFunction("E8 ?? ?? ?? ?? 0F 28 B4 24 ?? ?? ?? ?? 48 8D 4D"), GenerateStringOverloads]
+    public partial void OpenBalloon(CStringPointer str, float playTime, bool softOpen, float openDelay, bool printToLog, bool reducedCloseChecks, bool ignoreRangeCheck, byte parentBone);
+
+    /// <summary>
+    /// Closes and resets the balloon.
+    /// </summary>
+    /// <remarks>
+    /// Only required if balloon is set to hold open (or needs to be closed early).
+    /// </remarks>
+    [MemberFunction("E8 ?? ?? ?? ?? 66 3B BB ?? ?? ?? ?? 75")]
+    public partial void CloseBalloon();
+}
+
+public enum NpcYellBalloonState : int {
+
+    /// <summary>
+    /// Balloon is inactive and in the default state.
+    /// </summary>
+    Inactive = 0,
+
+    /// <summary>
+    /// Balloon is waiting to open (until <see cref="NpcYellBalloon.DelayTime"/> expires).
+    /// </summary>
+    Waiting = 1,
+
+    /// <summary>
+    /// Balloon is open.
+    /// </summary>
+    Active = 2,
+
+    /// <summary>
+    /// Balloon is attempting to open.
+    /// </summary>
+    Activating = 3,
+}
+
+public enum NpcYellBalloonCloseType : int {
+
+    /// <summary>
+    /// Performs normal timer checks every active update cycle.
+    /// </summary>
+    Normal = 0,
+
+    /// <summary>
+    /// Ignore <see cref="NpcYellBalloon.PlayTimer"/> and hold open indefinitely until <see cref="NpcYellBalloon.CloseBalloon"/> is called.
+    /// </summary>
+    HoldOpen = 1,
+
+    /// <remarks>
+    /// Similar to <see cref="Normal"/>, but skips some non-<see cref="NpcYellBalloon.PlayTimer"/> checks.
+    /// </remarks>
+    ReducedCloseChecks = 2,
+}
+
+[Flags]
+public enum NpcYellBalloonFlags : byte {
+    None = 0,
+
+    /// <summary>
+    /// All balloons will have this flag while in use.
+    /// </summary>
+    /// <remarks>
+    /// If this is not set, the balloon will not be opened (or will be immediately closed).
+    /// </remarks>
+    Valid = 1,
+
+    /// <summary>
+    /// The balloon fades in instead of opening with a "pop".
+    /// </summary>
+    /// <remarks>
+    /// Is passed as the bool third parameter to AgentScreenLog::OpenBalloon, and probably has the same effect as the Balloon EXD's boolean "Slowly" column.
+    /// </remarks>
+    SoftOpen = 2,
+
+    /// <remarks>
+    /// Call AgentScreenLog::OpenBalloon regardless of character range test result.
+    /// </remarks>
+    IgnoreRangeCheck = 4,
+
+    /// <remarks>
+    /// Also call RaptureLogModule::PrintMessage with balloon text when the balloon is opened.
+    /// </remarks>
+    PrintToLog = 8,
+}
diff --git a/FFXIVClientStructs/FFXIV/Client/Game/UI/NpcYell.cs b/FFXIVClientStructs/FFXIV/Client/Game/UI/NpcYell.cs
index 74e18fc40..a03fe5a77 100644
--- a/FFXIVClientStructs/FFXIV/Client/Game/UI/NpcYell.cs
+++ b/FFXIVClientStructs/FFXIV/Client/Game/UI/NpcYell.cs
@@ -1,5 +1,113 @@
+using FFXIVClientStructs.FFXIV.Client.Game.Object;
+using FFXIVClientStructs.FFXIV.Client.System.String;
+
 namespace FFXIVClientStructs.FFXIV.Client.Game.UI;
 
 // Client::Game::UI::NpcYell
-[StructLayout(LayoutKind.Explicit, Size = 0x1750)]
-public struct NpcYell;
+[GenerateInterop]
+[StructLayout(LayoutKind.Explicit, Size = 0x2850)]
+public partial struct NpcYell {
+
+    /// <remarks>
+    /// Entries at index <see cref="UnhandledYellCount"/> and above are stale.
+    /// </remarks>
+    [FieldOffset(0x48), FixedSizeArray] internal FixedSizeArray32<NpcYellSlot> _yellSlots;
+
+    /// <remarks>
+    /// Entries at index <see cref="UnhandledYellCount"/> and above are stale.
+    /// </remarks>
+    [FieldOffset(0x548), FixedSizeArray] internal FixedSizeArray32<NpcYellInfo> _yellInfo;
+
+    /// <summary>
+    /// The number of new <see cref="YellSlots"/> and <see cref="YellInfo"/> entries that have not yet been handled.
+    /// </summary>
+    [FieldOffset(0x2848)] public byte UnhandledYellCount;
+    [FieldOffset(0x2849)] private byte Unk_2849; // Looks like a counter that has something to do specifically with entries that show a BattleTalk.
+    [FieldOffset(0x284A)] private bool Unk_284A;
+
+    [StructLayout(LayoutKind.Explicit, Size = 0x28)]
+    public struct NpcYellSlot {
+        [FieldOffset(0x0)] public GameObjectId ObjectId;
+        [FieldOffset(0xC)] public uint NameId;
+        [FieldOffset(0x10)] private uint Unk_MessageParams; // A (probably) four-long array of integer parameters for the message string.
+        [FieldOffset(0x20)] private float Unk_20; // Probably a delay.  Has effective frame delta subracted each update.
+    }
+
+    [StructLayout(LayoutKind.Explicit, Size = 0x118)]
+    public struct NpcYellInfo {
+        [FieldOffset(0x0)] public uint NpcYellRowId;
+        [FieldOffset(0x8)] public GameObjectId ObjectId;
+        [FieldOffset(0x10)] public uint NameId;
+        [FieldOffset(0x18)] public Utf8String Name;
+        [FieldOffset(0x80)] public Utf8String Message;
+        [FieldOffset(0xE8)] private uint Unk_MessageParams; // A (probably) four-long array of integer parameters for the message string.
+        [FieldOffset(0xF8)] private float Unk_F8; // Countdown timer of unknown use.  Has effective frame delta subracted each update.
+
+        /// <summary>
+        /// How long (in seconds) to display the message as a balloon.
+        /// </summary>
+        /// <remarks>
+        /// Only used if <see cref="OutputType"/> includes <see cref="NpcYellOutputFlags.ShowBalloon"/>.
+        /// </remarks>
+        [FieldOffset(0xFC)] public float BalloonTime;
+
+        /// <summary>
+        /// How long (in seconds) to display the message in the BattleTalk addon.
+        /// </summary>
+        /// <remarks>
+        /// Only used if <see cref="OutputType"/> includes <see cref="NpcYellOutputFlags.ShowBattleTalk"/>.
+        /// </remarks>
+        [FieldOffset(0x100)] public float BattleTalkTime;
+
+        /// <summary>
+        /// The method(s) used to show the dialogue to the player.
+        /// </summary>
+        [FieldOffset(0x104)] public NpcYellOutputFlags OutputType;
+
+        /// <remarks>
+        /// Controls which UIModule::ShowBattleTalk overload is called.
+        /// </remarks>
+        [FieldOffset(0x108)] private uint Unk_108;
+
+        /// <summary>
+        /// The index of the character bone to which to attach the <see cref="NpcYellBalloon"/>.
+        /// </summary>
+        /// <remarks>
+        /// Only used if <see cref="OutputType"/> includes <see cref="NpcYellOutputFlags.ShowBalloon"/>.
+        /// </remarks>
+        [FieldOffset(0x10C)] public byte ParentBone;
+        [FieldOffset(0x110)] public NpcYellFlags Flags;
+    }
+
+    [Flags]
+    public enum NpcYellOutputFlags : byte {
+        None = 0,
+        PrintToLog = 1,
+        ShowBalloon = 2,
+        ShowBattleTalk = 4,
+    }
+
+    [Flags]
+    public enum NpcYellFlags : byte {
+        None = 0,
+        /// <summary>
+        /// Controls the corresponding flag in the <see cref="NpcYellBalloon"/>.
+        /// </summary>
+        SkipCloseChecks = 1,
+        /// <summary>
+        /// Controls the corresponding flag in the <see cref="NpcYellBalloon"/>.
+        /// </summary>
+        /// <remarks>
+        /// Also checked when formatting NPC name.
+        /// </remarks>
+        SkipRangeCheck = 2,
+        Unk_4 = 4,
+        Unk_8 = 8,
+        /// <remarks>
+        /// This is the default value after initialization.
+        /// </remarks>
+        Unk_10 = 0x10,
+        Unk_20 = 0x20,
+        Unk_40 = 0x40,
+    }
+}
diff --git a/ida/data.yml b/ida/data.yml
index ce71cf5fd..afe43ffb7 100644
--- a/ida/data.yml
+++ b/ida/data.yml
@@ -1505,6 +1505,16 @@ classes:
       0x14188EB00: Terminate
 #oldfail       0x141831340: StartTimerMode # (Balloon* this, float timer, ushort id) if id == 1 use default id else use id
 #oldfail       0x141831380: StartOtherMode # (Balloon* this, ushort id) id same as above
+  Client::Game::NpcYellBalloon:
+    funcs:
+      0x14188EC50: Reset
+      0x14188ECB0: Ctor
+      0x14188ED10: Dtor
+      0x14188ED70: Initialize # (this, chara*)
+      0x14188EDC0: Update
+      0x14188F0A0: OpenBalloon # (this, char*, float, bool, float, bool, bool, bool, byte)
+      0x14188F320: Reset2 # This is identical to Reset, but called from things outside of the class instead of from other member functions.
+      0x14188F360: CloseBalloon
   Client::Game::Fate::FateManager:
     instances:
       - ea: 0x1429EC2B8
@@ -3178,6 +3188,7 @@ classes:
       0x140D78D80: Dtor
       0x140B61120: Initialize
       0x140B61920: Update
+      0x140B62200: HandleYell
   Client::Game::UI::CharaCard:
     instances:
       - ea: 0x1429E7C88