<Li> Lisa Robin Kelly as Laurie Forman </Li> <Ul> <Li> Paul Anka as Himself </Li> <Li> Lyle Waggoner as Himself </Li> <Li> Bob Eubanks as Himself </Li> </Ul> <Li> Paul Anka as Himself </Li> <Li> Lyle Waggoner as Himself </Li>

When does jackie find out about laurie and kelso