...you damn dirty APE.
The Big Bang Theory Season 1, Episode 11
where the killer APE DNA
is slowly taking over my body.
The Big Bang Theory Season 7, Episode 21
that psychotic
genetically engineered APE.
The Big Bang Theory Season 7, Episode 1
Anyway, man, I dug the APE movie, Penny.
And I thought you were, like, really great in it.
The Big Bang Theory Season 8, Episode 20
The gibbon is the only member
of the APE family not classified as a great APE.
The Big Bang Theory Season 8, Episode 8