Buzz Bites: Selena Gomez Was Secretly In Rehab Last Month

 Selena Gomez completed a two-week stay at an Arizona rehab facility.

Selena completed a two-week rehab stay in January, but not for substance abuse.

+ Selena Gomez apparently spent two weeks at an Arizona rehab facility last month. "Selena voluntarily spent time at Meadows but not for substance abuse," her rep told People and confirmed to MTV News, though why she was in rehab has not been disclosed. (MTV News)

+ If you weren't already stoked enough for Demi Lovato's "Neon Lights Tour" -- kicking off this Sunday in Vancouver -- then watch this video preview of the tour. In the short clip, Demi's rocking pink hair and looking hella fine while "Neon Lights" plays in the background. (MTV News)

+ Although Justin Bieber's legal issues may have Beliebers down, fans might perk up to hear that the singer was in the recording studio on Tuesday with  T-Pain, who shared a photo from the session on Instagram. "Good creating with @TPAIN last night. Be creative," Justin tweeted. (MTV News)

+ Red Hot Chili Peppers' drummer Chad Smith is auctioning the drum kit and three sets of drumsticks he used during the Super Bowl to benefit Make-A-Wish America, which grants wishes to terminally ill children. Bids will be accepted through Friday at 10 p.m. ET. (Rolling Stone)

+ Watch Andrew W.K.'s guest spot on famed internet cat Lil Bub's Animal Planet show, "Special Special." In the clip, the "Party Hard" singer performs "Star Party Animal," a party anthem tailor-made for the adorably bug-eyed kitty. (Pitchfork)

+ Former "American Idol" contestant Clay Aiken is running for Congress. Watch him announce his candidacy for the House of Representatives seat in North Carolina's second district. (MTV News)

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