What's with the T-shirt?
You're working at the Apple store now?
The Big Bang Theory Season 4, Episode 5
What about Apple Jacks?!
The Big Bang Theory Season 5, Episode 24
Despite the file system limitations
of Apple DOS 3.3...
The Big Bang Theory Season 4, Episode 2
...I just want to dip an APPLE in your face.
The Big Bang Theory Season 6, Episode 21
all Apple does
is change the size of things
The Big Bang Theory Season 9, Episode 16