+ The Jonas Brothers will embark on a world tour this summer, starting on July 27. Along for the ride will be Joe Jonas' ladyfriend Demi Lovato, who will open the tour, and Kevin Jonas' wife, Danielle. (PopEater)
+ Drake revealed during a concert in Los Angeles last week that the first track on his upcoming debut, Thank Me Later, is called "Fireworks," and it will feature Alicia Keys. (MTV News)
+ Bits and pieces of Glee's upcoming Lady Gaga episode are leaking out. Hear snippets of "Bad Romance" and "Poker Face." (Idolator)
+ Pink is taking The Ting Tings, The Gossip and VV Brown out on the road with her this summer. They'll be touring under the Funhouse Summer Carnival Tour banner. (ImNotObsessed)
+ Due to Twitter updating its trending topic algorithm (what?), Justin Bieber has lost his supremacy over the social-networking platform. (LimeLife)