![Leonard, I didn't know
you played the cello.
Leonard, I didn't know
you played the cello.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Leonard, I didn't know
you played the CELLO.
The Big Bang Theory Season 1, Episode 5
![This one birthday,
I came home from my cello lesson...
This one birthday,
I came home from my cello lesson...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
This one birthday,
I came home from my CELLO lesson...
The Big Bang Theory Season 1, Episode 16
![How do you meet girls playing the cello?
How do you meet girls playing the cello?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
How do you meet girls playing the CELLO?
The Big Bang Theory Season 6, Episode 18
![Little snarky there,
Cello Lessons.
Little snarky there,
Cello Lessons.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Little snarky there,
Cello Lessons.
The Big Bang Theory Season 5, Episode 12
![clearly you've never
seen me play the cello.
clearly you've never
seen me play the cello.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
clearly you've never
seen me play the CELLO.
The Big Bang Theory Season 7, Episode 6