Britney Spears' beam of light: Singer shines in dazing Mario Testino photoshoot for V magazine: Just yesterday she was pictured looking scruffy and casual as she took her family out fishing - but Britney Spears shows she can still do glam in her latest photoshoot. The sizzling shot is from a spread taken by Mario Testino in the new issue of U.S. fashion magazine V, in which the star also talks about her comeback with new album Femme Fatale, her seventh. The 29-year-old star posted up the picture on her official Twitter page, saying: 'I HEART Mario Testino and V Magazine. Mag comes out tomorrow.'

It comes as the tracklisting for her new album Femme Fatale has emerged online, just four weeks before the record hits the shops - and Black Eyed Pea star Will.I.Am posted a snippet of a song from it on his website DipDive.
Called Big Fat Bass, it's the pair's duet from the record and Will.I.Am said of it: 'This song celebrates bass. Thank you Britney for collaborating, it was a pleasure working with you.'Britney herself also posted up snippets of Seal It With A Kiss, How I Roll, I Wanna Go and Inside Out on her official Twitter page.
he 12-track album is the follow-up to 2008's Circus and has already been described by the star herself as 'edgy'. Femme Fatale sees the star work with a host of long-time collaborators including Dr Luke, Max Martin, Rodney Jerkins and Stargate. Jerkins said of working with the Toxic singer that she was 'very hands-on.'
Talking to MTV news, the star's long-time collaborator, said: 'Britney's always great to work with. I've worked with Britney for 12, 13 years now. She was very hands-on. She had a lot of ideas for me. 'She gets it. She is a top-notch veteran pro at this now.'The star has previously described the album as 'moody, edgy pop with A LOT of energy.'
Meanwhile, Britney has also announced her first official comeback performance. The singer will perform a mini-concert on U.S. TV show Good Morning America on March 29 – the day the record, her seventh, is released in the States. She said: 'I'm excited to tell you on Tuesday morning, March 29, I'll be performing for the first time ever in a special concert in San Francisco's historic Castro district on "Good Morning America."'And I promise you it'll be a morning to remember. See you soon!'
The star has also revealed that she's going to planning a world tour around the album release too. In a recent Twitter chat with fans, she said: 'I'm doing a lot of promo. I'm thinking about the tour right now, and I would [love] to visit a lot of places I didn't get to go to on my last tour.'She also revealed that she had co-written a couple of songs on the album and added: 'I think it's some of the best work I have ever done...There are a few mid-tempos that could be considered ballads. I have a lot of history with #MaxMartin and @TheDoctorLuke so it's always fun to collaborate with them. 'They make such incredible music. I'm so excited and I can't wait for you guys to hear it.'