Where s Sofia? Justin Bieber spotted with a mystery girl in London

Singer, Justin Bieber who recently deleted his Instagram account after his fans and ex-girlfriend Selena Gomez gave him a hard time over his new relationship with Sofia Richie, was seen partying with a mysterious blonde girl in London.

Meanwhile, his new girl Sofia, was seen in Los Angeles on Friday by herself. Justin left Tape nightclub in a taxi with the blonde girl in tow around 4am this morning.