Why you shouldn't live with a girl

Addendum: who is not your not your girlfriend.

mdcraig62 says

Tony Stark: Let's face it, this is not the worst thing you've caught me doing.

Austinh57 sings it

If a girl walks in on you masturbating, you're a pervert. If you walk in on a girl masturbating, you're a pervert. We can't win.