"Fun with Flags, Behind the Flags,
A Retrospective."
The Big Bang Theory Season 10, Episode 21
"A Retrospective Retrospective."
The Big Bang Theory Season 10, Episode 21
It's fun with flags, behind the flags
A RETROSPECTIVE
The Big Bang Theory Season 10, Episode 21
And welcome to a special RETROSPECTIVE,
The Big Bang Theory Season 10, Episode 21
"A Retrospective Retrospective."
The Big Bang Theory Season 10, Episode 21