Britney Spears allegedly doesn't hold a "grudge" against her ex-boyfriend Justin Timberlake. Fans of the 39-year-old star took to Twitter and threw hate at Justin, 40, on Friday night after a recent documentary called Framing Britney Spears aired on TV that explored their romance. But an insider told US Weekly that she doesn't want her fans to "release the hounds" on her former lover as she "doesn't hold a grudge".