Jerry O'Connell, Jonah Hill and Josh Groban to Co-Host 'Live! With Kelly'

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Jerry O'Connell and Jonah Hill

Live! With Kelly has announced four guest co-hosts, who will join Kelly Ripa on the morning talker.

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Jerry O'Connell and singer-actor Josh Groban will return to co-host alongside Ripa, while Dancing With the Stars pro Derek Hough and Jonah Hill will be making their debuts.

O'Connell, currently starring in Broadway's Seminar, will pop in the day after Thanksgiving. Guests for the episode include Castle star Nathan Fillion and Glee's Jane Lynch.

Groban will occupy his seat for three days from Dec. 7-9, where guests will include Zac Efron, Charlize Theron and Abigail Breslin.

Hill, an executive producer on Fox's Allen Gregory and recently starring in Moneyball, co-hosts the Dec. 6 hour. Sarah Jessica Parker, Emily Van Camp and chef Richard Blais will stop by for a chat.

Hough co-hosts Dec. 5, when Burn Notice's Jeffrey Donovan and Martha Marcy May Marlene actress Elizabeth Olsen drop by.

Neil Patrick Harris joins Ripa beginning Nov. 28 for a full week. Jerry Seinfeld co-hosted from Nov. 21-23.