Justin Bieber. (Ian Gavan/GETTY IMAGES)

The 18-year-old chaos causer told TMZ by phone that he hit his head on the wall, performed a song, walked off stage, felt woozy and then passed out for 15 seconds. His doctor said he had a concussion, but would be just fine.

The Biebs is currently cracking jokes about the incident on Twitter: “i will see u again Glass. I will have my revenge. BIEBER vs GLASS. MGM LAS VEGAS 2013. lol.” Lol indeed, Bieber. (@JustinBieber; TMZ)

Beyonce will reportedly lend her speaking voice to “Epic,” an animated film from the people behind “Rio” about a teenage girl transported to a secret universe. Naturally, Bey will voice the queen. (Deadline)

Contrary to rumors, Taylor Kitsch will not play Finnick Odair in “Catching Fire,” the sequel to “The Hunger Games.” He told the L.A .Times via e-mail his participation in the film was “not going to happen.” If the original report is true, this leaves Armie Hammer, Garrett Hedlund and perhaps an unknown actor with bronze hair and sea-green eyes to play the role. (LA Times)

Do you want to hear about the time “Mad Men’s” January Jones auditioned for “Coyote Ugly” and was told to dance on a table by Jerry Bruckheimer? Sure you do: “They said, ‘You’re going to dance to Prince’s “Kiss.” You’re going to pole dance, but there is no pole.’ (Laughter.) And I just turned beet red. It was awful, and he said something like, ‘Honey, you did a great reading, but you’ve got no rhythm.’ (Laughter.) I called my agent and said, ‘I don’t want to do this anymore.’” (Hollywood Reporter)

Five TLC stars are off the hook, after the jump.

The stars of TLC’s “Sister Wives,” Kody Brown and his ladies Meri, Janelle, Christine and Robyn, will not be prosecuted in Utah for bigamy. The family still maintains that state law prohibiting the polygamy they practice on reality TV is “blatantly unconstitutional.” (Associated Press)

Christina Applegate is signed on for “Anchorman 2,” so that’s nice. (Celebuzz)

Lionsgate is reportedly considering turning the Sylvester Stallone film “The Expendables” into a TV series. (Deadline)

Nikky Smedley, the actress who played the Teletubby Laa-Laa, feels really embarrassed for anyone who thought the Teletubbies were gay: “What kind of person can take the obvious innocence and turn it into something else? We were hardly sexual beings.” (Videogum)