
Which Archimedean solid
has 20 REGULAR triangular faces...
The Big Bang Theory Season 8, Episode 2

there was a curly fry
in your REGULAR fries
The Big Bang Theory Season 7, Episode 4

by talking to
REGULAR people.
The Big Bang Theory Season 7, Episode 12

Yeah. It's like REGULAR Boggle,
but in Klingon.
The Big Bang Theory Season 1, Episode 1

You are a REGULAR
Byomkesh Bakshi.
The Big Bang Theory Season 7, Episode 18