Admit it, the moment you saw one before the other, you immediately thought this.

Mitch: Hey, puppet pal Clem!
Clem: Hey, puppet pal Mitch!
Mitch: What do you get when you craft a Batter's Helmet with two cans of Bonk! Atomic Punch?
Clem: A bonk on the head?
Mitch: That is correct. *BONK!*