Leonard Hofstadter: Look at this. They didn’t get the stain out of my Starfleet uniform.

Penny Hofstadter: Well, if you didn’t make me wear the green body paint in bed, you wouldn’t have to get it dry-cleaned so much.

Leonard Hofstadter: Nah, it’s worth it.

From The Big Bang Theory – Season 11 Episode 4: ‘The Explosion Implosion’ (11×04)