In addition to their musical rendezvous on Friday, Selena Gomez and ex-boyfriend Justin Bieber also engaged in some pseudo-PDA action. The reunited that night in Beverly Hills, at a hotel bar, where the Biebs, sat at the piano and serenaded his ex with a rendition of "My Girl." He and Gomez, also slow danced in front of the small audience that gathered. Later that night, Bieber was seen at a restaurant and nightclub at nearby West Hollywood, where he met up with longtime friend Kylie Jenner , who was partying with friends.