5. 'Midnight Rider' is Jason Aldean's default ringtone.

Fans know Jason Aldean has a very eclectic collection of musical interests -- including rap, rock and R&B -- so it should be no surprise that a non-country song turns up every time someone dials his number. He tells Entertainment Weekly that 'Midnight Rider' by the Allman Brothers Band is his choice, or at least it was at the time.