[He'll take that label of mooch if it means he gets some free food. Not ten seconds pass after Genis says "Take some" before a pair of chopsticks have found their way into Genis' bento and begin picking at the goods. Gintoki isn't a picky guy in the least - instead munching on whatever his little chopsticks can get a hold of.]

You're a good kid. A good kid with a good soul, huh? So you really must be a transfer student...!

[Gintoki speaks with his mouthful before he motions at the other with chopsticks.]

Your name. Is uh. Something. Gellard-kun? Sake-kun?

[... He was so busy sneaking his bento that he completely missed Genis' introduction. Hell, he noticed there was a new person solely because of this guy having white straight hair that threatened to turn him into an envious man.]