Following Jones' departure, the show used guest co-hosts to fill her spot.
Hasselbeck went on maternity leave from October to January; rotating guest co-hosts substituted for her while she was away.
It was the first season in which men served as guest co-hosts.
Not only that, young stars like Judy Ann Santos and Rica Peralejo began their duties as guest co-hosts for a time.
Some of the guest co-hosts were only good for an episode, while some continue their hosting and performing duties for one month or more.
Other notable guest co-hosts include:
He also served as one of their first ever "guest" co-hosts on Monsters And Money In The Morning.
It features Winfrey hosting classes in front of a live studio audience with various guest co-hosts, including relationship expert Iyanla Vanzant.
On two occasions, regulars from I've Got a Secret served as guest co-hosts in charge of viewer e-mail.
On October 13, 2006, Dina Pugliese became the new co-host of the show, after a summer of guest co-hosts.