Selena Gomez Missing Out on Florida Fun Because of Justin Bieber? (VIDEO | 4 PICS)

The celebrated teenage heartthrob, Justin Bieber, has finally turned 18 which he celebrated with a bang at Los Angeles. Despite his "Mamacita Gomez's'" hectic schedule of filming "Spring Breakers", Selena Gomez came in for a surprise birthday party visit to which the Bieber was awfully and overly excited about which shows in a few sneak peak pictures at the birthday bash.

"Baby" singer, Justin Bieber, celebrated his 18th birthday in style last Friday, March 2 at the Beverly Wilshire Hotel at Beverly Hills, California.

Despite having a few of his friends, his manager, Scooter Braun and his mom, Patti Mallette, at the star-studded celebration, Bieber had his eyes glued to only "One less lonely girl", Selena Gomez. "He was all over Selena the whole time, walking her around by the hand," shared an inside source to Us Weekly. "He kept kissing her. It's clear she was the best part of the night for him. He is still so in love with her."

Selena Gomez took a break from filming a movie in Florida on Friday (02 Mar 2012) and flew to Los Angeles to attend a surprise birthday party for her boyfriend Justin Bieber. The Baby hitmaker turned 18 on Thursday (01 Mar 2012) and his manager Scooter Braun and mother Patti Mallette teamed up to throw a lavish bash at the Regent Beverly Wilshire Hotel on Friday to celebrate his age milestone. The singer/actress had been shooting Spring Breakers on location in Florida all week (ends 04 Mar 2012) and Bieber stuck by her side throughout the party as he covered her in kisses.

A source tells Usmagazine.com, "He was all over Selena the whole time, walking her around by the hand. He kept kissing her. It's clear she was the best part of the night for him. He is still so in love with her."

Justin Bieber celebrated his 18th birthday with a massive party at the Regent Beverly Wilshire Hotel in Hollywood. Girlfriend Selena Gomez flew in from Florida, where she has been filming Spring Breakers with Vanessa Hudgens and Ashley Benson. Check out Justin's new wax figure! Other celeb guests at the bash included Cody Simpson, Ashley Tisdale, Kim Kardashian, Kylie and Kendall Jenner, and boxer Mike Tyson. Justin spent most of his time with Selena, and could barely keep his hands off her. A source tells Usmagazine.com, "He was all over Selena the whole time, walking her around by the hand. He kept kissing her. It's clear she was the best part of the night for him. He is still so in love with her."

JUSTIN BIEBER certainly looks pleased that his girlfriend Selena Gomez was able to make it to his 18th birthday bash. The teen mega-star was full of affection for his gorgeous other half as he partied with friends in Los Angeles over the weekend. Selena jetted in especially for the occasion from Florida, where she is currently filming new movie Spring Breakers alongside Vanessa Hudgens and Ashley Benson. In a series of photos uploaded to Twitter, Justin showered the Wizards of Waverly Place star with kisses and intimate embraces as he showed his gratitude.