NEW YORK (AP) — Platinum-selling RB quartet B2K has split up, their manager said Monday. The teen heartthrobs gained instant success and legions of screaming fans when they made their debut in 2002.

After topping the nation’s singles chart for nine weeks with its snappy “Uh Huh,” the Los Angeles R&B-pop; teen quartet B2K almost took over the top spot this week in the album chart with its ...