Adam Levine hosted "Saturday Night Live," where he, Kendrick Lamar, and The Lonely Island performed "YOLO."

+ Watch "Saturday Night Live" host Adam Levine, musical guest Kendrick Lamar (who also performed "Swimming Pools (Drank)" and "Poetic Justice"), and The Lonely Island's digital short "YOLO," which ironically preaches to be cautious. (RapFix)

+ Also check out Adam Levine's monologue from "SNL" where he ends up shirtless because #wowkillerabs, and it also features him being judged (a play on his coach duties on "The Voice") by Andy Samberg, Cameron Diaz, and Jerry Seinfeld. (Just Jared)

+ Chris Brown and Frank Ocean were reportedly involved in a brawl outside of a recording studio in Los Angeles late Sunday night. While there are conflicting reports of who exactly started the scuffle, there have been no charges officially filed. (MTV News)

+ More than 230 people died during a fire at the Kiss Club, a nightclub in the university town of Santa Maria, Brazil on Sunday. A local band was performing when their pyrotechnics reportedly ignited the ceiling at the club. AP reports many of the victims were under the age of 20. (Rolling Stone)

+ Justin Bieber is filming a concert movie (!), starting with two recent shows in Miami. "Yeah word is out.. We are shooting a movie here in Miami. Need u all live tomorrow again!" Justin tweeted after the first of the two filmed shows. (Just Jared)

+ Big ups to One Direction, who took home the 2013 NRJ Music Award for Best International Group on Saturday in Cannes, France. (Just Jared Jr.)

+ Speaking of the NRJ Music Awards, Taylor Swift performed "We Are Never Ever Getting Back Together" at the event. Not-so-subliminal message for Harry Styles of One Direction? Watch her performance. (Idolator)

+ Morrissey has canceled several shows after reportedly being diagnosed with a bleeding ulcer, though he's expected to make a full recovery. He plans to resume his tour on Feb. 9 in Las Vegas. (Billboard)

Photo credit: NBC Universal