...discover our weaknesses,
and report back to your ALIEN overlords.
The Big Bang Theory Season 3, Episode 15
claiming that I said
I found ALIEN life.
The Big Bang Theory Season 12, Episode 20
There was no ALIEN.
[chuckles]
The Big Bang Theory Season 12, Episode 18
...he's allergic to Earth nuts,
but I'm the ALIEN.
The Big Bang Theory Season 8, Episode 21
Yeah. It's like if Alien and Predator
decided to go partners in a Jamba Juice.
The Big Bang Theory Season 4, Episode 4