(Casual tone) Hmm, i see. Ok, i'll train you, but first, you have to make me laugh. Tell a joke that'll really knock my socks off

(Excited tone) You really haven't told a joke in your entire life?? Well there's a first time for everything, Goku! C'mon, hit me with your best shot!

(Goofy tone) *Makes phone ringing sounds* Yes? hmm you don't say! Should i tell him? Ok. Ahem, what do you call a circus clown trying to become a rapper? A JUGGALO! *Laughs uncontrollably* I crack myself up!