Mister Popo, Krillin and others in “Unfinished Business”

The young ones sleeping...Goten and Trunks are almost exactly the same size, aren't they? Could they do a fusion?

Krillin

Umm...is that possible?

Yeah! Thank you, Mister Popo! You know, that just might work!

Dende

Really Goku!?

Krillin

Mister Popo, I love you! You're a genius! Lets all give it up for Mister Popo the genius!