Linda Cardellini Linda Cardellini

Jess' sister is finally coming to town!

Linda Cardellini will make her debut as troublemaker Abby in next Tuesday's episode of New Girl (9/8c, Fox) and has the exclusive first look.

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"She's the opposite of Jess," executive producer Liz Meriwether tells us. "In all the ways that Jess is a good kid and the one who turned out to be a teacher and have her life together, Abby is a total mess and basically a low-level criminal." Which explains why Abby is sitting behind bars in the photo below. Hopefully Jess (Zooey Deschanel) can spare some money for bail!

Get the scoop on that and more of your favorite shows in this week's Mega Buzz.

New Girl airs Tuesdays at 9/8c on Fox.