like Sheldon and start their
own comic book CONVENTION?
The Big Bang Theory Season 7, Episode 14
Social CONVENTION dictates
The Big Bang Theory Season 5, Episode 16
I'm starting my own CONVENTION.
The Big Bang Theory Season 7, Episode 14
...I finally arrived at the
Fourth Annual Dixie Trek Convention...
The Big Bang Theory Season 3, Episode 5
So, you'll go to the Doctor Who CONVENTION
with me next week?
The Big Bang Theory Season 9, Episode 12