Potty-humor prevails once again...

"Ha, ha, ha, that is hilarious!!"

"What's everyone laughing about?"

(plop, plop, plop)

Mini-Me: "Ohhhhhhhhhhhhhh, gross"

Shrimp: "ha, ha, ha, ha, I cannot breathe because I'm laughing so dang hard"

(And that was just beginning of the kindergarten zoo trip.)