CNN Showbiz — Gene Simmons of the rock group KISS went after singer Rihanna for lip syncing. HLN's Carlos Diaz reports. more info

Big Apple Music Scene — • Kristen Stewart can't wait to watch The Hunger Games. (Celeb Dirty Laundry) •  Nicole Richie says she's the perfect parent. (Have U Heard) • First look at Robert Pattinson nude. (Celebuzz) • Did Johnny Depp hookup with Ashley Olsen? (Ce... more info

Perez Hilton — This is absolutely INSPIRED! And totally effing ROCKING! Ch-ch-check out How Will I Know If We Found Love, a brilliant mash-up of Whitney Houston's vocals from How Will I Know and Calvin Harris' bumpin' beat to the Rihanna smash We Found Love, done b... more info

ContactMusic — Rihanna Adele Cheryl Cole and Paloma Faith are among the stars who have taken to Twitter com to raise awareness of World Water Day Russell Simmons rocker Rob Thomas and British rapper Example have also pledged their support and encouraged the public.... more info

ContactMusic — Rihanna has been spotted making a midnight visit to Ashton Kutchers house The You Da One singer visited the Two and a Half Men star - who split from wife Demi Moore in November last year amidst allegations he had cheated on her - at around 12am... more info

411 Mania — She got there late and left early... more info

411 Mania — And so does Tommy Lee... more info

Perez Hilton — This is NOT the kind of kiss we like to see! KISS and Mötley Crue announced their 40 date tour, called The Tour (creative, right?) and rocker Gene Simmons had some not too kind words for Rihanna. As reported earlier, Gene had beef with Madonna and h... more info

E! Online — Gene Simmons just decided to give Rihanna a tongue lashing! At a press conference Tuesday in Hollywood hyping their highly anticipated coheadlining tour with Mötley Crüe, the... more info

ContactMusic — Katy Perry has blasted the media for spreading erroneous reports suggesting she criticised Beyonce and Shakiras chart collaboration Beautiful Liar The I Kissed A Girl hitmaker was discussing her plans to record with her pop pal Rihanna during an appe... more info