On the POTTY? What are you, 5?
The Big Bang Theory Season 4, Episode 3
He takes the kitty to the POTTY?
The Big Bang Theory Season 4, Episode 3
There-There's chapters
about POTTY training,
The Big Bang Theory Season 7, Episode 4
...to measure your brain waves
while POTTY training.
The Big Bang Theory Season 2, Episode 15
Don't ruin it for me, man.
I printed out a PDF to read on the POTTY.
The Big Bang Theory Season 4, Episode 3