On July 27, 1996, Spice Girls scored their first number one smash in their native U.K. with "Wannabe," which soon became one of the biggest international anthems of the '90s. Scary, Sporty, Baby, Posh and Ginger's success raged on, as the single sold more than six million copies worldwide—the best-selling track by a female group ever. With three albums under its belt, the quintet has more hits than you can count on two hands. Here's a mix to jog your memory. Girl power!