How do you meet girls playing the CELLO?
The Big Bang Theory Season 6, Episode 18
...ever to be stuffed
into his own CELLO case.
The Big Bang Theory Season 4, Episode 18
I guess he forgot that
I play the CELLO.
The Big Bang Theory Season 11, Episode 13
Leonard, I didn't know
you played the CELLO.
The Big Bang Theory Season 1, Episode 5
When I broke up with Penny,
I got back into my CELLO...
The Big Bang Theory Season 4, Episode 3