Katz returns

"The key is, if you feel like you have to poop, it's time to call the nurse," says the good doctor to Genevieve.

"What if I feel like I have to poop?" I ask.

"We're evacuating the building!" says Dr. Katz.

Genevieve laughs knowingly. "Been there?" asks Katz.

"Oh, yeah," affirms Genevieve.