This is Leonard.
He's your best FRIEND in the world.
The Big Bang Theory Season 9, Episode 10
♪ You're my best FRIEND
and my lover ♪
The Big Bang Theory Season 7, Episode 6
- Sure, what is it?
- It's called Food, Friend, Fight.
The Big Bang Theory Season 9, Episode 9
You can'’t be my wife
and my best FRIEND.
The Big Bang Theory Season 12, Episode 4
I don't understand why you people
are picking on my FRIEND Howard...
The Big Bang Theory Season 4, Episode 7