Cliff Lipson/ CBS
For Mary Hart's last day at ET, famous faces from her past joined in to help her celebrate.
Her former co-hosts John Tesh, Robb Weller and Bob Goen joined her for the big event, while fellow former co-host Ron Hendren taped a special message. The ET staff also came together giving Mary a fond farewell that included champagne, a band, gourmet food and an appearance from Natalie Cole, who serenaded Mary with "Unforgettable."
Mary Hart's last day at ET is May 20, after hosting for 29 seasons.