>REALLY SPECIAL, SPECIAL GUESTS Amid the stream of reruns this week on Nick at Nite, there’s a raft of notable guest appearances. On Thursday (April 11, 1 A.M. ET), Sammy Davis Jr. visits The Patty Duke Show as a prospective prom performer. With him is fellow rat-packer Peter Lawford. On Thursday’s Get Smart (9 P.M. ET), Don Rickles plays Max’s old friend in an episode that also features Ernest Borgnine. On Friday’s Alfred Hitchcock Presents (10 P.M. ET), the disoriented people who wander into a police station include Lost in Space’s Billy Mumy and Claude Rains. Finally, on My Three Sons (Wed. April 17, 1:30 A.M. ET), one of Dodie’s pals is a very young Jodie Foster.