Buzz Bites (4/26/10): More Justin Bieber Mall Madness

(Credit: Splash News)

+ Another Justin Bieber mall performance was canceled due to overzealous fans. After a mini stampede occurred before a Sydney, Australia, mall concert, authorities nixed the show to avoid any further mayhem. Fans reacted accordingly (as you can see above). (MTV News)

+ Rumors are already swirling that a special all-Britney-Spears episode of "Glee" could be in the works. But, according to show creator Ryan Murphy, the kids of New Directions might also be playing with "Doll Parts" in an all-Courtney Love episode. (Idolator)

+ From the bun in the oven department: Mariah Carey is not pregnant. (PopEater)

+ Rihanna is working on her new album, the follow-up to Rated R, with super producer Timbaland. (Rap-Up)

+ Poison singer and reality show star Bret Michaels remains in critical condition after a Friday brain hemorrhage. (E! Online)

Tags Bret Michaels, Britney Spears, Courtney Love, Glee, justin bieber, Mariah Carey, Poison, Rihanna, Timbaland