Billboard has produced its definitive list of the top 100 songs of the past 50 years—and it's full of surprises. One is that neither Elvis nor the Beatles made the top five. They were beaten out by Santana, Bobby Darin, and even Los Del Rio's Macarena. Another twist—Chubby Checker's The Twist is the all-time No. 1 hit song. The top 10 are: