diff --git a/code/datums/datumvars.dm b/code/datums/datumvars.dm
index d0858c0a6cd..f0da4d0a1e3 100644
--- a/code/datums/datumvars.dm
+++ b/code/datums/datumvars.dm
@@ -902,30 +902,25 @@ body
 			if(!istype(H))
 				usr << "This can only be done to instances of type /mob/living/carbon/human"
 				return
+			if(!ishumanbasic(H))
+				usr << "This can only be done to the basic human species \
+					at the moment."
+				return
 
 			if(!H)
 				usr << "Mob doesn't exist anymore"
 				return
 
-			if(("tail_human" in H.dna.species.mutant_bodyparts) && ("ears" in H.dna.species.mutant_bodyparts))
-				if(H.dna.features["tail_human"] == "None" || H.dna.features["ears"] == "None")
-					usr << "Put [H] on purrbation."
-					H << "Something is nya~t right."
-					log_admin("[key_name(usr)] has put [key_name(H)] on purrbation.")
-					message_admins("<span class='notice'>[key_name(usr)] has put [key_name(H)] on purrbation.</span>")
-					H.dna.features["tail_human"] = "Cat"
-					H.dna.features["ears"] = "Cat"
-				else
-					usr << "Removed [H] from purrbation."
-					H << "You are no longer a cat."
-					log_admin("[key_name(usr)] has removed [key_name(H)] from purrbation.")
-					message_admins("<span class='notice'>[key_name(usr)] has removed [key_name(H)] from purrbation.</span>")
-					H.dna.features["tail_human"] = "None"
-					H.dna.features["ears"] = "None"
-				H.regenerate_icons()
-				return
+			var/success = purrbation_toggle(H)
+			if(success)
+				usr << "Put [H] on purrbation."
+				log_admin("[key_name(usr)] has put [key_name(H)] on purrbation.")
+				message_admins("<span class='notice'>[key_name(usr)] has put [key_name(H)] on purrbation.</span>")
 
-			usr << "You can only put humans on purrbation."
+			else
+				usr << "Removed [H] from purrbation."
+				log_admin("[key_name(usr)] has removed [key_name(H)] from purrbation.")
+				message_admins("<span class='notice'>[key_name(usr)] has removed [key_name(H)] from purrbation.</span>")
 
 		else if(href_list["adjustDamage"] && href_list["mobToDamage"])
 			if(!check_rights(0))
diff --git a/code/modules/admin/secrets.dm b/code/modules/admin/secrets.dm
index 0cea1623a77..8335f1258ca 100644
--- a/code/modules/admin/secrets.dm
+++ b/code/modules/admin/secrets.dm
@@ -64,6 +64,8 @@
 			<A href='?src=\ref[src];secrets=floorlava'>The floor is lava! (DANGEROUS: extremely lame)</A><BR>
 			<BR>
 			<A href='?src=\ref[src];secrets=changebombcap'>Change bomb cap</A><BR>
+			<A href='?src=\ref[src];secrets=masspurrbation'>Mass Purrbation</A><BR>
+			<A href='?src=\ref[src];secrets=massremovepurrbation'>Mass Remove Purrbation</A><BR>
 			"}
 
 	dat += "<BR>"
@@ -573,6 +575,20 @@
 				CTF.TellGhost()
 			message_admins("[key_name_admin(usr)] has [ctf_enabled? "enabled" : "disabled"] CTF!")
 			notify_ghosts("CTF has been [ctf_enabled? "enabled" : "disabled"]!",'sound/effects/ghost2.ogg')
+		if("masspurrbation")
+			if(!check_rights(R_FUN))
+				return
+			mass_purrbation()
+			message_admins("[key_name_admin(usr)] has put everyone on \
+				purrbation!")
+			log_admin("[key_name(usr)] has put everyone on purrbation.")
+		if("massremovepurrbation")
+			if(!check_rights(R_FUN))
+				return
+			mass_remove_purrbation()
+			message_admins("[key_name_admin(usr)] has removed everyone from \
+				purrbation.")
+			log_admin("[key_name(usr)] has removed everyone from purrbation.")
 
 	if(E)
 		E.processing = 0
diff --git a/code/modules/admin/verbs/randomverbs.dm b/code/modules/admin/verbs/randomverbs.dm
index 546dd4548d2..6bc96629d66 100644
--- a/code/modules/admin/verbs/randomverbs.dm
+++ b/code/modules/admin/verbs/randomverbs.dm
@@ -1062,3 +1062,50 @@ var/list/datum/outfit/custom_outfits = list() //Admin created outfits
 		wabbajack(M)
 
 	message_admins("Mass polymorph started by [who_did_it] is complete.")
+
+#define ON_PURRBATION(H) (!(H.dna.features["tail_human"] == "None" && H.dna.features["ears"] == "None"))
+
+/proc/mass_purrbation()
+	for(var/M in mob_list)
+		if(ishumanbasic(M))
+			purrbation_apply(M)
+		CHECK_TICK
+
+/proc/mass_remove_purrbation()
+	for(var/M in mob_list)
+		if(ishumanbasic(M))
+			purrbation_remove(M)
+		CHECK_TICK
+
+/proc/purrbation_toggle(mob/living/carbon/human/H)
+	if(!ishumanbasic(H))
+		return
+	if(!ON_PURRBATION(H))
+		purrbation_apply(H)
+		. = TRUE
+	else
+		purrbation_remove(H)
+		. = FALSE
+
+/proc/purrbation_apply(mob/living/carbon/human/H)
+	if(!ishuman(H))
+		return
+	if(ON_PURRBATION(H))
+		return
+	H << "Something is nya~t right."
+	H.dna.features["tail_human"] = "Cat"
+	H.dna.features["ears"] = "Cat"
+	H.regenerate_icons()
+	playsound(get_turf(H), 'sound/effects/meow1.ogg', 50, 1, -1)
+
+/proc/purrbation_remove(mob/living/carbon/human/H)
+	if(!ishuman(H))
+		return
+	if(!ON_PURRBATION(H))
+		return
+	H << "You are no longer a cat."
+	H.dna.features["tail_human"] = "None"
+	H.dna.features["ears"] = "None"
+	H.regenerate_icons()
+
+#undef ON_PURRBATION
diff --git a/code/modules/mob/living/simple_animal/friendly/butterfly.dm b/code/modules/mob/living/simple_animal/friendly/butterfly.dm
index 5432830eab4..276d8a4e381 100644
--- a/code/modules/mob/living/simple_animal/friendly/butterfly.dm
+++ b/code/modules/mob/living/simple_animal/friendly/butterfly.dm
@@ -8,6 +8,7 @@
 	response_help = "shoos"
 	response_disarm = "brushes aside"
 	response_harm = "squashes"
+	speak_emote = list("flutters")
 	maxHealth = 2
 	health = 2
 	harm_intent_damage = 1
@@ -18,6 +19,10 @@
 	ventcrawler = 2
 	mob_size = MOB_SIZE_TINY
 	gold_core_spawnable = 2
+	verb_say = "flutters"
+	verb_ask = "flutters inquisitively"
+	verb_exclaim = "flutters intensely"
+	verb_yell = "flutters intensely"
 
 /mob/living/simple_animal/butterfly/New()
 	..()
diff --git a/sound/effects/meow1.ogg b/sound/effects/meow1.ogg
new file mode 100644
index 00000000000..c486bfd5db9
Binary files /dev/null and b/sound/effects/meow1.ogg differ