Britney Spears, who recently turned 28 years old on Dec. 2, had a special present delivered to her Calabasas home, which was a new white BMW convertible with a ribbon on it and balloons inside.
The singer threw a private party as she was joined by her boyfriend Jason Trawick, her father Jamie Spears, and her young sons Sean Preston and Jayden James. There are 20 people who helped Britney celebrating her big day, including some close friends and dancers.
Britney, who donned a blue velvet blazer, shorts and fishnet stockings, reportedly in good spirits. She was later on presented with a birthday cake.