(Cover) - EN Showbiz - Justin Bieber can't wait to work on his new album.

The 17-year-old pop superstar recently announced he is taking a month away from music to spend time with his loved ones, including girlfriend Selena Gomez. However, Justin is already showing he is missing his hectic schedule by revealing plans to get into a recording studio to lay down vocals for his next record.

"more excited than ever to get back in the studio and make this #newalbum. miss the tour and want to give u all new music. #BELIEVE (sic)," Justin wrote on his Twitter account.

The singer's manager Scooter Braun recently revealed Justin will be taking a more "edgy" route for his new material and will work with Chris Brown and Kanye West.

Meanwhile, the heartthrob sent fans into a frenzy after making a surprise appearance at Selena's concert in California last night. Justin joined Selena on stage and hugged the brunette beauty, before launching into a medley of Favourite Girl and Justin Timberlake's Cry Me a River.

The star was thrilled by the crowd's reaction to his secret entrance and he also paid tribute to his talented singer-and-actress girlfriend.

"@selenagomez u did great tonight. proud of u," he Tweeted. "had a #greatnight and suprised the people. felt good to be on stage. nothing is changing that. #REAL (sic)." (C) Cover Media