Is Justin Bieber and Selena Gomez's relationship back on?
was reported less than a week ago, but new reports say the two have reunited in Los Angeles, sparking speculation that they could be getting back together.
According to TMZ, Bieber, 18, picked up Gomez, 20, from LAX Airport on Wednesday, and drove her home. The website says that Bieber spent the night at Gomez's home.
E! Online reports that Bieber and Gomez went to a Los Angeles comedy club on Wednesday night, walking into the club separately.
TMZ also has photos of the two stars separately entering the Four Seasons Hotel in Beverly Hills on Thursday.
A source close to Gomez told People that Bieber is "of course" trying to win his ex-girlfriend back.
Bieber is scheduled to perform at the American Music Awards on Sunday.