Penny, GUESS what?
The Big Bang Theory Season 5, Episode 18
I GUESS I was just feeling
The Big Bang Theory Season 7, Episode 10
I GUESS you're aware
that Leonard asked me out.
The Big Bang Theory Season 1, Episode 17
GUESS who just did it
human style.
The Big Bang Theory Season 7, Episode 15
Okay. Guess we're gonna
talk about you now.
The Big Bang Theory Season 9, Episode 12