BOTH: Doctor Sheldon Cooper's
Fun with Flags.
The Big Bang Theory Season 10, Episode 7
I'’m gonna be their FUN Aunt
Penny who gives them candy,
The Big Bang Theory Season 12, Episode 3
Oh, thank God! Welcome to Fun with Flags.
The Big Bang Theory Season 10, Episode 21
All right. We're listening
to a really FUN conversation...
The Big Bang Theory Season 8, Episode 20