Surprising Cameos From Celebrities Before They Were Famous

John McCain, Parks and Recreation

Amy Poehler's character Leslie Knope has an affinity for politicians like Joe Biden (who has also appeared on the show), and another favorite has a run-in. Senator John McCain was an unexpected cameo, but the scene is hilarious. He's hiding in a coat closet, and Leslie Knope briskly brushes him off. I mean, he's no Joe.

The More You Know

Only 5% of the ocean has been explored.
When a piece of bread is toasted, it's called the "Maillard reaction."
There are more than 24 time zones around the world.
A baby can cost new parents 750 hours of sleep.

Post originally appeared on Upbeat News.