could be evidence
of ALIEN civilization.
The Big Bang Theory Season 12, Episode 20
I thought you were gonna be an ALIEN.
The Big Bang Theory Season 8, Episode 8
He was only pretending to be scared to trick the ALIEN king.
The Big Bang Theory Season 12, Episode 18
Yeah. It's like if Alien and Predator
decided to go partners in a Jamba Juice.
The Big Bang Theory Season 4, Episode 4
[IN ALIEN LANGUAGE]
The Big Bang Theory Season 8, Episode 21