"What Makes You Beautiful" One Direction

Quickly following in the footsteps of The Wanted comes another British boy band seeking the hearts and dollars of America's tween girls. (One more and it's a full-on invasion!) One Direction was last year's second runner-up on the U.K. edition of The X-Factor and their first single, "What Makes You Beautiful"—which recently hit the top ten on iTunes—sounds straight out of the bubblegum era that spawned a sea of male vocal groups. Full of sunny guitars and puppy-dog platitudes, it's such an idyllic and innocent picture of young love that it might be too square to fly anywhere but Radio Disney. Nevertheless, it's relentless cheeriness bludgeons you into submission; any sarcastic eye-rolling will become instinctive head-bobbing by song's end. A-