
Hello?
The Big Bang Theory Season 2, Episode 7

Hello, I wanna talk about
how lonely I am, too.
The Big Bang Theory Season 9, Episode 15

Hello!
The Big Bang Theory Season 6, Episode 5

Hey. Hello.
Breaking Bad Season 2, Episode 7

-(KNOCK ON DOOR)
- RAJ: (awe-some) Hello.
The Big Bang Theory Season 10, Episode 11