Taking over the 2011 Billboard Music Awards, Nicki Minaj and Britney Spears got together for a very special performance this evening (May 22). The MGM Grand Garden Arena in Las Vegas was taken by storm as the “Pink Friday” rapper and the “Baby One More Time” songstress teamed up for a duet of “Til the World Ends.” Prior to that, Miss Minaj busted out a killer performance of her latest hit single “Superbass” much to the delight of the crowd.

Gearing up for her new single’s release, Britney Spears was spotted keeping herself busy in Los Angeles, CA on Friday evening (January 7). After spending the afternoon at the studio, the “Gimme More” singer made a stop at a local nail salon for a quick bit of pampering before continuing to make her way home

Venturing out for a midday pampering session, Britney Spears was spotted paying a visit to a local nail salon in Calabasas, CA on Tuesday (January 4). There to get her nails freshly manicured, the “Gimme More” pop princess was all business as she made a quick exit through the back door with the help of her bodyguards upon completing the beauty treatment. The sighting comes as fans anxiously await new music from Miss Spears, who recently cleared up rumors about plans for her upcoming single “Hold It Against Me”.

Making the most of what was a warm day in Southern California, Britney Spears was spotted out at Menchies in Calabasas on Sunday (November 14).

Getting back in work mode, Britney Spears had a spring to her step as she ventured out in West Hollywood, CA on Friday afternoon (November 12). The “Gimme More” singer looked focused as she quickly headed into Conway Studios while geared up to record some brand new music

Stepping out for a relaxing lunch, Britney Spears made her way over to Crustacean restaurant in Beverly Hills, CA on Thursday (November 11). Decked out in a black trench coat, the “Gimme More” singer was joined by her bodyguard as she sat down for a Vietnamese meal before continuing about with the day’s agenda.

Treating themselves to a midweek outing, Britney Spears and Jason Trawick were spotted at the Troubadour last night (November 10). The “Baby One More Time” songstress and her handsome boyfriend hit up the West Hollywood venue to check out a punk rock show

Stepping out to get the week’s errands underway, Britney Spears was spotted visiting a local Barnes and Noble store in Los Angeles on Monday (November 1). Looking as if she may be feeling a bit under the weather, the “Gimme More” singer dinned a short pink lace top sans bra with a pair of cut-off brown shorts while accompanied by her trusty bodyguard

Drawing an end to the week, Britney Spears was spotted out shopping with her bodyguards at the Oaks Mall in Thousand Oaks, CA on Friday (October 8).

Gearing up for the fall season, Britney Spears shopped up a storm in Santa Monica, California on Wednesday afternoon (October 6). The “Gimme More” singer opted to visit the popular Only Hearts boutique on Montana Avenue before leaving clad in a brand new outfit while her bodyguard toted a fresh pair of Frye boots as they headed to their nearby car. The shopping spree comes after Miss Spears helped deliver record ratings during her “Glee” episode - with 13.3 million viewers tuning in.