diff --git a/src/g_weapon.c b/src/g_weapon.c
index 555f107..086659b 100644
--- a/src/g_weapon.c
+++ b/src/g_weapon.c
@@ -1341,16 +1341,14 @@ heat_think(edict_t *self)
 	edict_t *target = NULL;
 	edict_t *aquire = NULL;
 	vec3_t vec;
-	int len;
-	int oldlen = 0;
+	float len;
+	float oldlen = 0;
 
 	if (!self)
 	{
 		return;
 	}
 
-	VectorClear(vec);
-
 	/* aquire new target */
 	while ((target = findradius(target, self->s.origin, 1024)) != NULL)
 	{
@@ -1359,11 +1357,6 @@ heat_think(edict_t *self)
 			continue;
 		}
 
-		if ((!target->svflags) & SVF_MONSTER)
-		{
-			continue;
-		}
-
 		if (!target->client)
 		{
 			continue;
@@ -1374,12 +1367,12 @@ heat_think(edict_t *self)
 			continue;
 		}
 
-		if (!visible(self, target))
+		if (!infront(self, target))
 		{
 			continue;
 		}
 
-		if (!infront(self, target))
+		if (!visible(self, target))
 		{
 			continue;
 		}
@@ -1387,20 +1380,18 @@ heat_think(edict_t *self)
 		VectorSubtract(self->s.origin, target->s.origin, vec);
 		len = VectorLength(vec);
 
-		if ((aquire == NULL) || (len < oldlen))
+		if ((!aquire) || (len < oldlen))
 		{
 			aquire = target;
-			self->target_ent = aquire;
 			oldlen = len;
 		}
 	}
 
-	if (aquire != NULL)
+	if (aquire)
 	{
 		VectorSubtract(aquire->s.origin, self->s.origin, vec);
 		vectoangles(vec, self->s.angles);
 		VectorNormalize(vec);
-		VectorCopy(vec, self->movedir);
 		VectorScale(vec, 500, self->velocity);
 	}
 
diff --git a/src/monster/chick/chick.c b/src/monster/chick/chick.c
index ea6dc99..60a2bad 100644
--- a/src/monster/chick/chick.c
+++ b/src/monster/chick/chick.c
@@ -631,7 +631,7 @@ ChickRocket(edict_t *self)
 	VectorSubtract(vec, start, dir);
 	VectorNormalize(dir);
 
-	if (self->s.skinnum > 1)
+	if (!strcmp(self->classname, "monster_chick_heat"))
 	{
 		monster_fire_heat(self, start, dir, 50, 500, MZ2_CHICK_ROCKET_1);
 	}
@@ -949,5 +949,10 @@ SP_monster_chick_heat(edict_t *self)
 	}
 
 	SP_monster_chick(self);
-	self->s.skinnum = 3;
+
+	/* have to check this since the regular spawn function can free the entity */
+	if (self->inuse)
+	{
+		self->s.skinnum = 3;
+	}
 }
diff --git a/src/monster/insane/insane.c b/src/monster/insane/insane.c
index d5fcf24..844f4c6 100644
--- a/src/monster/insane/insane.c
+++ b/src/monster/insane/insane.c
@@ -8,6 +8,8 @@
 #include "../../header/local.h"
 #include "insane.h"
 
+#define SPAWNFLAG_CRUSIFIED	8
+
 static int sound_fist;
 static int sound_shake;
 static int sound_moan;
@@ -52,12 +54,29 @@ insane_moan(edict_t *self)
 		return;
 	}
 
+	/* suppress screaming so pain sound can play */
+	if (self->delay > level.time)
+	{
+		return;
+	}
+
 	gi.sound(self, CHAN_VOICE, sound_moan, 1, ATTN_IDLE, 0);
 }
 
 void
 insane_scream(edict_t *self)
 {
+	if (!self)
+	{
+		return;
+	}
+
+	/* suppress screaming so pain sound can play */
+	if (self->delay > level.time)
+	{
+		return;
+	}
+
 	gi.sound(self, CHAN_VOICE, sound_scream[rand() % 8], 1, ATTN_IDLE, 0);
 }
 
@@ -640,13 +659,16 @@ insane_pain(edict_t *self, edict_t *other /* unused */,
 	gi.sound(self, CHAN_VOICE,
 			gi.soundindex(va("player/male/pain%i_%i.wav", l, r)), 1, ATTN_IDLE, 0);
 
+	/* suppress screaming and moaning for 1 second so pain sound plays */
+	self->delay = level.time + 1;
+
 	if (skill->value == 3)
 	{
 		return; /* no pain anims in nightmare */
 	}
 
 	/* Don't go into pain frames if crucified. */
-	if (self->spawnflags & 8)
+	if (self->spawnflags & SPAWNFLAG_CRUSIFIED)
 	{
 		self->monsterinfo.currentmove = &insane_move_struggle_cross;
 		return;
@@ -728,7 +750,7 @@ insane_stand(edict_t *self)
 		return;
 	}
 
-	if (self->spawnflags & 8) /* If crucified */
+	if (self->spawnflags & SPAWNFLAG_CRUSIFIED) /* If crucified */
 	{
 		self->monsterinfo.currentmove = &insane_move_cross;
 		self->monsterinfo.aiflags |= AI_STAND_GROUND;
@@ -756,7 +778,7 @@ insane_dead(edict_t *self)
 		return;
 	}
 
-	if (self->spawnflags & 8)
+	if (self->spawnflags & SPAWNFLAG_CRUSIFIED)
 	{
 		self->flags |= FL_FLY;
 	}
@@ -814,7 +836,7 @@ insane_die(edict_t *self, edict_t *inflictor /* unused */,
 	self->deadflag = DEAD_DEAD;
 	self->takedamage = DAMAGE_YES;
 
-	if (self->spawnflags & 8)
+	if (self->spawnflags & SPAWNFLAG_CRUSIFIED)
 	{
 		insane_dead(self);
 	}
@@ -897,7 +919,7 @@ SP_misc_insane(edict_t *self)
 
 	self->monsterinfo.scale = MODEL_SCALE;
 
-	if (self->spawnflags & 8) /* Crucified ? */
+	if (self->spawnflags & SPAWNFLAG_CRUSIFIED) /* Crucified ? */
 	{
 		VectorSet(self->mins, -16, 0, 0);
 		VectorSet(self->maxs, 16, 8, 32);