Sharon and Mark feature actress Gina Lollabrigida; rock legend David Crosby; original Met star Frank Thomas; daredevel Robbie Knievel; Phillie AM DJ Jerry Blavat; basketball's Chris Ford; soccer's Anton Walkes; Sister Andre; acting coach Sandra Seacat; British director Piers Haggard; Freedom Rider Herbert Young; Fox News' Alan Komissaroff and finally, Grumpy's, a San Francisco media hangout closes.