Majin Buu! Don't let him do this to you! Just eat him or squash him or something!
Oh, yes! Victory! Aha ha ha ha! Go, Majin Buu! Pow pow pow! Ow ow ow! Isn't that right, Buu!? Drop him dead! Or whatever it is you say!
Me mad now!
Uh!?
Me get big now! [Buu explodes with anger]
[about Vegeta] That fool thought he was so tough! But just look at him now! He's nothing compared to you, Majin Buu. He's nothing at all. Too bad he had to go and disobey me. He would've made such a fine subordinate.
You no fun. You go bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye!
[to himself] I have to try harder. He must have a weakness. If this thing can be given life, he can also have it taken away.
These quotes come from Wikiquote's Dragon Ball Z pages and are available under the Creative Commons Attribution-ShareAlike License.