Check out our tribute to the best and worst actors who think they can sing -- and in some cases, they can.
Here is our tribute to the best and worst actors who think they can sing: Kevin CostnerThe Kevin Costner Band
Kevin BaconThe Bacon Brothers Band
Billy Bob Thornton
William Shatner, Leonard Nimoy
Jennifer Love Hewitt
Jared Leto (center), lead singer of 30 Seconds to Mars
Zooey Deschanel, one half of pop duo She & Him
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