The Mafia tries to take revenge against a man who testified against them in court.

It is now summer in the Parker family; and the usual amount of numerous events are happening in their separate lives. Ralphie is searching for the perfect top to use to beat the school bully with, the Old Man is in battle with their hillbilly neighbors, the Bumpus, while eagerly awaiting the discovery of the perfect fishing spot, and the Mother is attempting to collect all of the pieces of a glass china set at a local movie theater.

A shallow Broadway press agent learns he is dying just as his son by his ex-wife arrives for a visit.

Mac, the two-fisted, savvy cop finds that he's being saddled with a new partner, a known burnout, to work with him on a new and difficult case. The new partner is Ellis, an amazing detective, one who puts Sherlock Holmes to shame with his lightning-fast deductions. But he keeps assuming the personalities of entire casts of Television shows. This can be a problem when people begin shooting at them.

After a big-time country singer brags that she can turn anybody in to a country-singin' star, she's out to prove she can live up to her talk when she recruits a cab-driver as a country singer. He's scheduled to sing at a big-time NYC country night club and she puts her ample powers to work in preparing her protege.