and in the POPULAR board game
"Hungry Hungry Hippos,"
The Big Bang Theory Season 7, Episode 12
if they have POPULAR support,
The Big Bang Theory Season 12, Episode 18
...in the POPULAR online game
"Words With Friends."
The Big Bang Theory Season 6, Episode 6
The word is "POPULAR."
The Big Bang Theory Season 8, Episode 8
And for those of you who were POPULAR
in high school, it's over. Sorry.
The Big Bang Theory Season 8, Episode 22