Had Elvis Presley lived, he would have turned 80 years old this month. It's hard to imagine Elvis doing concerts in 2015, but Leonard Cohen is a few months older and manages to do three-and-a-half hours without breaking a sweat. Hell, Chuck Berry is 88 and still at it. If Elvis had managed to lose the weight and get healthy, there's no reason why he couldn't still be shaking his hips onstage. Sadly, that's not the way his life worked out. But he's still the king of rock & roll, and to celebrate his birthday we asked our readers to vote for their favorite Presley song. Here are the results.