The one-and-only WILLIAM SHATNER (“”Boston Legal””) joins Ellen. AVRIL LAVIGNE performs a hit song from her CD “”Under My Skin.”” Also, the hilarious ROSIE PEREZ stops by.

The identity of a criminal is confused with that of deputy marshal Thad, when a Quaker party rescues the pair from a do-or-die fight.

Questioning various artists for clues to the killing, Bailey finds only further confusion in a mysterious blonde and a missing painting.

Stu’s quest to solve the hit-and-run murder of an art collector’s brother takes him to Europe and the Middle East. (Part 1 of 5)

No one can see the gremlin tearing apart an airplane’s wing, except a newly released mental patient.

A superstitious newlywed becomes obsessed by a penny fortune-telling machine when he and his new wife are stranded with car trouble.

Trampas becomes discouraged with being a ranch hand and sets off with an old friend, Luke Milford (William Shatner), to Deadwood City in the Dakotas where gold strikes are reported….

Kimble is working as a custodian for the Saturday Morning Camp, a weekend camp run by Tony and Carole Burnell. Things become complicated when two police officers are found beaten…

Solo and Illya devise a clever scheme to discredit a Balkan intelligence chief (Werner Klemperer) with a bogus secret gas. With the help of a bankrupt exterminator (William Shatner) and…

Jarrod is happy to see an old law school friend. . until he learns there is a secret service agent on his tail. It seems everywhere he goes counterfeit money…

Carl Reid, a Syndicate cocaine distributor, has as his chief supplier Fernando Laroca, and the two of them have created an undetectable series of pickup and payoff locations. They’re planning…

Kroll and Stevens run the Northeast Syndicate and the IMF must bring them down. In ’37 the two of them killed a rival mobster, hid the body, and killed the…

Murdoch and his colleagues must protect the safety of author Mark Twain after he stirs up controversy during a speaking engagement in Toronto.

Live from New York, it’s… Tina Fey and Amy Poehler! Sketches include “A Non-Partisan Message from Governor Palin and Senator Clinton,” “Quiz Bowl,” “Jar Glove,” “Swim Team Pep Talk,” “Stacia…

Live from New York, it’s… William Shatner! Sketches include “The Mute Marine,” “Star Trek Seafood,” “Star Trek Convention,” “TJ Hooker,” “Sweeney Sisters Christmas,” “It’s A Wonderful Life: The Lost Ending”…

Springfield plays host to a film festival. Among the contenders for best film: Barney presents “Pukahontas,” a haunting meditation on his alcoholism; Mr. Burns commissions the fawning biography “A Burns…

Fry leads the crew on a quest across the galaxy to regain the forbidden 79 episodes of “Star Trek: The Original Series”, where they encounter the original cast of the…