diff --git a/modular_ss220/text_to_speech/code/_defines.dm b/modular_ss220/text_to_speech/code/_defines.dm
index 1e46ef58ef60..0b79803da0d2 100644
--- a/modular_ss220/text_to_speech/code/_defines.dm
+++ b/modular_ss220/text_to_speech/code/_defines.dm
@@ -83,9 +83,12 @@
 
 //from base of atom/change_tts_seed(): (mob/chooser, override, fancy_voice_input_tgui)
 #define COMSIG_ATOM_TTS_SEED_CHANGE "atom_tts_seed_change"
-//called for tts_component: (atom/speaker, mob/listener, message, atom/location, is_local, effect, traits, preSFX, postSFX)
+//called for tts_component: (mob/listener, message, atom/location, is_local, effect, traits, preSFX, postSFX)
 #define COMSIG_ATOM_TTS_CAST "atom_tts_cast"
 //from base of atom/tts_trait_add(): (atom/user, trait)
 #define COMSIG_ATOM_TTS_TRAIT_ADD "atom_tts_trait_add"
 //from base of atom/tts_trait_remove(): (atom/user, trait)
 #define COMSIG_ATOM_TTS_TRAIT_REMOVE "atom_tts_trait_remove"
+//from base of atom/cast_tts(): (mob/listener, message, atom/location, is_local, effect, traits, preSFX, postSFX)
+#define COMSIG_ATOM_PRE_TTS_CAST "atom_pre_tts_cast"
+	#define COMPONENT_TTS_INTERRUPT (1<<0)
diff --git a/modular_ss220/text_to_speech/code/tts_atom.dm b/modular_ss220/text_to_speech/code/tts_atom.dm
index 5acd5bb55d75..f90af41c3eba 100644
--- a/modular_ss220/text_to_speech/code/tts_atom.dm
+++ b/modular_ss220/text_to_speech/code/tts_atom.dm
@@ -6,6 +6,9 @@
 	add_tts_component()
 
 /atom/proc/cast_tts(mob/listener, message, atom/location, is_local = TRUE, effect = SOUND_EFFECT_NONE, traits = TTS_TRAIT_RATE_FASTER, preSFX, postSFX)
+	SHOULD_CALL_PARENT(TRUE)
+	if(SEND_SIGNAL(src, COMSIG_ATOM_PRE_TTS_CAST, listener, message, location, is_local, effect, traits, preSFX, postSFX) & COMPONENT_TTS_INTERRUPT)
+		return
 	SEND_SIGNAL(src, COMSIG_ATOM_TTS_CAST, listener, message, location, is_local, effect, traits, preSFX, postSFX)
 
 // TODO: Do it better?
diff --git a/modular_ss220/text_to_speech/code/~undefs/~undefs.dm b/modular_ss220/text_to_speech/code/~undefs/~undefs.dm
index c09e423220c4..23d9103a46fd 100644
--- a/modular_ss220/text_to_speech/code/~undefs/~undefs.dm
+++ b/modular_ss220/text_to_speech/code/~undefs/~undefs.dm
@@ -41,5 +41,7 @@
 
 #undef COMSIG_ATOM_TTS_SEED_CHANGE
 #undef COMSIG_ATOM_TTS_CAST
+#undef COMSIG_ATOM_PRE_TTS_CAST
+	#undef COMPONENT_TTS_INTERRUPT
 #undef COMSIG_ATOM_TTS_TRAIT_ADD
 #undef COMSIG_ATOM_TTS_TRAIT_REMOVE