Da-dah or dah-dur- Cracker
Huh hiii- Hut hut hike (when he is holding a football)
Up- (Throw me up in the air)
Yeah?- (do it again)
Choo-choo- (anything involving a train)
Uhh-uhh (while bopping his head)- I want to play the pumpkin game on Starfall.com
Nac or naa- snack
Cour?- can I color?
Ni-ni- night night (or nap)
Those of you who know him best...anything I missed?