The 70-year-old resurfaced at a Beverly Hills charity event, looking smooth as silk.
Marlo's late father, actor Danny Thomas, started St. Jude's Research Hospital.
Marlo has been married to Phil Donahue since 1980, but her husband on "That Girl," Ted Bessell, died of an aortic aneurysm in 1996.
Who's That Girl?
10/14/2008 3:50 PM PDT BY TMZ STAFF
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