Dave Grohl
Credit: Kevin Winter / Getty Images

With a resume like Dave Grohl's, you could rock just about any hairstyle you wanted and still look cool. As the drummer for Nirvana, lead singer for the Foo Fighters, and co-founder of Them Crooked Vultures, Grohl is a true rock star – and he has kept the look with long locks worn consistently over his 30-year career.