Beliebers are in for a treat: Justin Bieber is headed to "The X Factor."
According to Just Jared, the teen heartthrob teamed up with his manager Scooter Braun and "X Factor" judge L.A. Reid on Monday to film a segment for the singing competition show.
Bieber expressed his excitement about being a celebrity guest mentor on Twitter later that day.
In other casting news...
Tom's getting a girlfriend on "Cougar Town." Bob Clenddenin's sidekick Tom is getting a love interest and she will be played by Ali Wentworth. The character will appear in the comedy’s upcoming fourth season. [TVLine]
A "Bunhead" is headed to "The Middle." Bailey Buntain, who plays ballerina student Ginny Thompson on the ABC Family series, will guest star on "The Middle" as Jenna, an incoming freshman that Sue (Eden Share) decides to mentor. [EW]
"Gangster Squad" starlet to cool her heels in "Vegas." Haley Strode, who can next be seen as Giovanni Ribisi's wife in the upcoming mob movie "Gangster Squad," will deal with another breed of crook in CBS' "Vegas." She'll play a Las Vegas native who worked for a mobster who goes missing in the Dennis Quaid drama. [THR]
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