Misc: Ben Affleck played CT on what 80's science education television show??

Questions

chevy chase was the first original cast member to leave which show?

to where did jackie gleason move his 1960's variety series?

in the film 'titanic', who played 'jack' and 'rose'?

in which film did leonardo dicaprio and kate winslet play 'jack' and 'rose'?

at what theme park are the looney toons?