Nicole Richie Is Returning to Chuck

Looks like Sarah's high school nemesis isn't done with her yet.

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Nicole Richie will reprise her role as Heather Chandler on Chuckthis October when she winds up at Castle after a prison transfer goes awry, a show rep confirms to TVGuide.com. And to make matters worse, she'll be turning up right when there's trouble in paradise between Chuck and Sarah.

The former Simple Life star, 28, first appeared on the NBC spy series in 2008 and shared an intense fight scene with Yvonne Strahovski's character Sarah.

News of Richie's reprisal was first reported by Entertainment Weekly.