tv/ movies: Fox TV: The Simpsons began as cartoon shorts on what show?

Questions

The characters Bert & Ernie on Sesame Street were named after Bert the cop & Ernie the taxi driver in what move by Frank Capra?

The characters of homer, marge, lisa, & maggie were given the same first names as who's real life father, mother, & two sisters?

The director of BIG?

the ed _____ show?

The famous banned baseball legend featured in "Field of Dreams"?