Britney Spears celebrated her 30th birthday on Friday (02Dec11) by going ice skating with her boyfriend.
The singer is currently touring with her Femme Fatale shows but she took a break from her hectic schedule to enjoy a day out at an ice rink in Houston, Texas with her partner Jason Trawick.
The couple was pictured holding hands as they skated around the rink together.
Spears also received a number of congratulatory messages from her celebrity friends to mark the milestone birthday, with phone calls from Lady Gaga and Justin Bieber, according to People.com, while socialite Kim Kardashian posted a tribute to the singer on her blog.
She writes, "Happy birthday to the beautiful Miss Britney Spears! Welcome to the 30s club, Brit! I wish you all the best for this next year and beyond. You're going to love your 30s! I love you and hope you have a magical day."
Rihanna sent Spears a birthday message via Twitter.com, writing, "Happy Birthday Britney Spears love ya (sic)," while Katy Perry adds, "Happy B-day, Brit Brit!"
Miley Cyrus writes, "Sendin (sic) b-day love to Britney Spears. Cheers to another great year!!!"