
...to make sure
that Missy chooses a suitable mate.
The Big Bang Theory Season 1, Episode 15

- Bye, guys.
- Bye, Missy.
The Big Bang Theory Season 1, Episode 15

Missy, I'm gonna go get my nails done.
Do you wanna come?
The Big Bang Theory Season 1, Episode 15

Penny, this is Sheldon's twin sister.
Missy, this is our neighbor Penny.
The Big Bang Theory Season 1, Episode 15

If we're gonna fight over Missy,
let's do it the right way.
The Big Bang Theory Season 1, Episode 15