LOS ANGELES, United States (AFP) — R&B singer Usher accepted the 2,588th star on the Hollywood Walk of Fame Wednesday, imploring fans during a tongue-in-cheek speech to keep vigil over it and ensure it stays clean. The star was unveiled in front of a number of musical and film luminaries, including pop and soul icon Stevie Wonder, Black Eyed Peas front man will.i.am. and movie mogul Harvey Weinstein. “It is because of you guys that […]