Britney Spears "announced" on Instagram that she had adopted a "beautiful baby girl" named Lennon London Spears. It sounds like it was just a weird joke ----- Justin Timberlake was so frustrated by sound issues during a festival gig in the U.K. that he could be seen yelling at crew onstage ----- Some unreleased Beyoncé music was stolen from a rented vehicle being used by her choreographer in Atlanta