MUKOYAR

Rumors are running rampant on Twitter that a Justin Bieber fan may have punched his girlfriend, Selena Gomez, at his birthday dinner in Los Angeles on Tuesday night. Biebs was in a great mood when he and Gomez went into Maggiano's restaurant, but when they left, he was looking considerably less happy - and she had a cut on her lower lip. Ouch! So did a fan hit Gomez?or bieber hit her??? The newly official couple was seen shopping together at Dolce & Gabanna and Louis Vuitton where the young lovebirds shared a few intimate hugs giving Justin a big birthday boy smile. After returning home from the dinner, Bieber took to his Twitter, where he thanked fans for contributing to his Charity Water birthday project. "I see all the tweets. #ILOVEMYFANS" he wrote. The following morning, a photo of Bieber in the car with Gomez was released in which he was giving an overly aggressive paparazzo the middle finger and she was covering her face. Justin and Selena apparently started hi...