Derided as one-hit wonders, estranged from their original producer and record label, and in self-imposed exile in Los Angeles, the Beastie Boys were written off by most observers before even beginning to record their second album – an embarrassing commercial flop that should have ruined the group’s career. But not only did “Paul’s Boutique” eventually transformed the Beasties from a fratboy novelty to hiphop giants, its sample-happy, retro aesthetic changed popular culture forever.