TGIF Then & Now

NOW: Caroline Rhea

Following her "Sabrina" days, Caroline Rhea was picked to replace talk-show host Rosie O'Donnell in 2002. She later hosted "The Biggest Loser" for three seasons before being replaced by Alison Sweeney. The actress currently voices a character on the animated Disney series "Phineas and Ferb" and hosts a Canadian television series called "Cake Walk: Wedding Cake Edition." —XFINITY Entertainment Staff (Photo by Alberto E. Rodriguez/Getty Images)

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

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