Justin Bieber performed alongside many models during the taping for the Victoria's Secret Fashion Show in New York City on Wednesday. Though he appeared to be on his best behavior onstage, according to a report, the "Biebs" offstage antics sparked rumors of a possible breakup with his girlfriend Selena Gomez. First, the "Boyfriend" singer was spotted flirting with several models backstage and the following day, he was seen possibly on a date with one of the models that walked the runway, Barbara Pavlin. Pavlin, 19 and Bieber, 18 were first photographed together backstage during the fashion show. A day later when Bieber went to see 'The Lion King' on Broadway with his best friend Lil' Twist and the Hungarian model, the trio's outing was revealed