diff --git a/godot/scenes/crowd/person.gd b/godot/scenes/crowd/person.gd
index 53bb876..5fd4de3 100644
--- a/godot/scenes/crowd/person.gd
+++ b/godot/scenes/crowd/person.gd
@@ -67,11 +67,16 @@ func _process(delta):
 	elif mood < profile.lashout_threshold * .9:
 		mood += profile.lashout_decay * delta
 		
-	if Input.is_key_pressed(KEY_SPACE) and OS.is_debug_build():
-		update_mood(1.)
-		
 	update_expression()
 
+func _input(event):
+	var just_pressed = event.is_pressed() and not event.is_echo()
+	if just_pressed and OS.is_debug_build():
+		if Input.is_key_pressed(KEY_SPACE):
+			update_mood(1.)
+		elif Input.is_key_pressed(KEY_ENTER):
+			update_mood(-1.)
+
 func hear_joke():
 	var change = randf_range(-3., 3.)
 	update_mood(change)