Britney shifts baby weight

Britney Spears has shed her baby weight - just a month after giving birth to her second son.The 'Toxic' singer - whose second child, Sutton Pierce, with husband Kevin Federline, was born five weeks ago - showed off her new slim figure while enjoying a shopping spree in Los Angeles on Monday (16.10.06).The 24-year-old pop star - who also has a one-year-old son, Sean Preston, with Kevin - looked trim in size 10 jeans, a tight black polo top and a V-neck sweater.One onlooker said: "She's back to her best and looked absolutely stunning."Britney achieved her weight loss by sticking to a new energetic dance-based exercise regime.She told friends: "It's more fun than the gym."Meanwhile, Britney is planning a Halloween-themed launch party to promote Kevin's debut album 'Playing With Fire'.

She is also asking her own fans to support her spouse and buy his CD. Britney is even offering prizes to people who buy the album online.