
I was hoping to establish
a relationship with Penny...
The Big Bang Theory Season 1, Episode 1

I'm jealous of Leonard and Penny,
and Howard and Bernadette
The Big Bang Theory Season 10, Episode 9

Penny.
The Big Bang Theory Season 2, Episode 9

I told Penny that you would be embarrassed
if you knew she found out you had lied...
The Big Bang Theory Season 1, Episode 10

Penny kissing me is not insane.
She used to kiss me all the time.
The Big Bang Theory Season 4, Episode 9