clearly you've never
seen me play the CELLO.
The Big Bang Theory Season 7, Episode 6
I guess he forgot that
I play the CELLO.
The Big Bang Theory Season 11, Episode 13
This one birthday,
I came home from my CELLO lesson...
The Big Bang Theory Season 1, Episode 16
Leonard, I didn't know
you played the CELLO.
The Big Bang Theory Season 1, Episode 5
Little snarky there,
Cello Lessons.
The Big Bang Theory Season 5, Episode 12