Kurt Cobain's widow, Courtney Love, performed at a fundraiser in Los Angeles last weekend, and the lead singer for Hole looked and sounded better than she has in years, RadarOnline.com is exclusively reporting.

The queen of grunge music was invited to perform at "Evening With Women" by fellow musician Linda Perry to benefit the Los Angeles Gay & Lesbian Center on Saturday night at the Beverly Hilton Hotel. Love's rep, Steve Honig, told us exclusively, "Courtney brought the house down.

Roseanne Barr seems to be taking this presidential thing seriously.

The comedian insisted her candidacy is no laughing matter when she spoke to a small group of Green Party supporters at the Mayflower Club in North Hollywood Friday night.

PHOTOS: Roseanne Barr Makes Presidential Campaign Appearance

It's official: Roseanne Barr really is running for president.

The TV star (who previously said she was exploring the idea on The Tonight Show last summer has filed for candidacy with the Green Party with their convention looming in Baltimore this July.

"The Democrats and Republicans have proven that they are servants -- bought and paid for by the 1% -- who are not doing what's in the best interest of the American people," Barr said in a statement.

Barr wrote on her Green Party candidate questionnaire she "will barnstorm American living rooms.

"Mainstream media will be unable to ignore me, but more importantly they will be unable to overlook the needs of average Americans in the run-up to the 2012 election."

A wide-range of celebs are backing the political movement.

Fashion disasters are bad enough on the red carpet, but even worse when they involve barely-there bikinis.

From too-tight bottoms to ill-fitting tops, even Hollywood’s hottest bikini babes experience style slip-ups on the shoreline. RadarOnline.com has photos of 10 stars who have been victim to unflattering bikini fashions on the shoreline.

Cindy Crawford is one of the hottest supermodels on the planet, but even the statuesque stunner has a bad day on the beach.

PHOTOS: 10 Celebrities In Unflattering Bikinis

Well, she does live on a nut farm!

Roseanne Barr announced, “I am running for President of the United States,”  on Thursday’s edition of The Tonight Show with Jay Leno.

Said Roseanne: “I’m totally serious, cause I want to be part of the debates, because I want to represent the taxpayer.

Hollywood's hottest stars took fashion to the max this week, hitting the red carpet and the streets dressed to rock and shock in the best, worst & wackiest fashions ­ and RadarOnline.com has all the photos in our weekly photo feature!

While there were several movie premiere princesses this week (Emma Stone in Tom Ford at Crazy, Stupid Love and Mila Kunis in Lanvin at Friends with
Benefits) the top haute honors go to Jennifer Aniston.  The former Friend jetted over to London with her new beau Justin Theroux, hitting a press event for Horrible Bosses in a sliver of a Celine leather dress and then changing into a dazzling Valentino Haute Couture creation for the premiere.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Week

Academy Award winning actress Marisa Tomei didn't score any points on the fashion front, experiencing a patchwork catastrophe in NYC.  Her 1950s-style housewife dress, which she paired with espadrilles and a canvas tote, wasn't doing her any favors.

PHOTOS: Stars Flock To Comic-Con

And wacky fashion was plentiful across the country, as Lady Gaga donned a plastic and lace ensemble, Porcelain Black bared her booty for David Letterman and Dennis Rodman dressed in drag for his Sin City birthday bash.

PHOTOS: Hollywood Stars Hit Miu Miu Party In Beverly Hills

What other stars were dressed to rock and shock this week?  Click here to find out.

Roseanne Barr's not shedding any tears for embattled News Corp. CEO Rupert Murdoch.

The TV icon, appeared on Chelsea Lately Tuesday night to promote her new Lifetime reality series, Roseanne's Nuts, and recalled how the Australian media mogul contributed to her mental breakdown in the 90s, through his organization's aggressive reporting tactics.

"When I first got famous I kind of lost my mind, kind of like Charlie Sheen...it was just too much all of a sudden. I had 300 people that I was responsible for," said Roseanne, 58.