after a deep GUM cleaning,
I thought I got on a bus
The Big Bang Theory Season 5, Episode 15
I had to find my bubble GUM cigar so
I could join in without looking foolish.
The Big Bang Theory Season 10, Episode 11
I probably should've
spit out my GUM first.
The Big Bang Theory Season 10, Episode 19
Once? Who got the GUM out of his hair?
The Big Bang Theory Season 9, Episode 10
or picked on them or put GUM
in their hairy knuckles
The Big Bang Theory Season 5, Episode 11