- Pouty McPouterson
- Poopy McPooperson
- Tooty McTooterson
- Farty McFarterson (the more crude version of T. McT.)
- Funky McFunkerson (well, mostly that just happened one time, while we were talking about his nick-names.)
- Monkey McButterson (Thanks, Holly. Based off this post by Hayley.)
- Emo Burrito
But mostly Grunty McGrunterson. Because he really works on it when he needs to get his diaper filled.