From jokester to jailbird Former Saturday Night Live star Tony Rosato has languished behind bars for two years with no trial May 13, 2007 04:30 AM Dale Anne Freed He started out as a gifted improv comic at Toronto's Second City. From there, Tony Rosato took his zany writing and performing style to the small screen, winning fame on SCTV and later on Saturday Night Live. His off-the-wall characters ranged from fictional TV chef Marcello Sebastiano to Lou Costello, Captain Kangaroo and Yasser Arafat. Industry buzz pegged him as the next John Belushi. Rosato went on to perform in a...