H&S Magazine's Best Artist Of The Week: Little Mix - Essentials, The evolution of UK pop phenoms Little Mix from fledgling X Factor winners to global superstars has been testament to the unyielding power of their particular brand of neon-laced, chart-obliterating tunes. Amid the teen-idol costume changes and tabloid-fodder love lives, the UK's biggest girl group are responsible for some serious bangers—anthemic, group-chanting party starters like “Black Magic,” deliciously hook-filled covers like “Word Up!,” and cred-laden collabs like “How Ya Doin'?,” which features Missy Elliott.