O'Connell is slated to appear on Friday, Nov. 25, while Groban will pop up for multiple days beginning Dec. 7. Additionally, Dancing with the Stars' Derek Hough and Jonah Hill will make their co-hosting debuts on Monday, Dec. 5 and Tuesday, Dec. 6, respectively. .
Until then, Ripa will be joined by a slew of guest hosts, including Jerry Seinfeld, who was the first after Philbin left, How I Met Your Mother's Jason Segel and Neil Patrick Harris, Sex and the City's Kim Cattrall, comedian Howie Mandel, chef Jamie Oliver and Miss Piggy.
Who do you think should replace Philbin?