Bradley Cooper is on a hell of a run.



With a Best Actor nomination this year for "American Sniper," Cooper has now been nominated for an acting Oscar three years in a row. If he's nominated in 2016, he'll tie Marlon Brando for the most consecutive acting nods. All that from a guy who was afraid of being typecast as the "pretty boy."



From his hilarious big-screen debut to his early encounter with Sean Penn, here are 15 things you probably don't know about Bradley Cooper.