King of Queens — "China Syndrome"

The series concludes after nine seasons with a special one-hour episode. Doug wants a divorce; Carrie wants to stay together and adopt a baby. Will it be curtains for the royal family? Watch them joke their last.

How I Met Your Mother — "Something Blue"

It's Lily and Marshall's wedding reception, and Barney finds out that Ted and Robin have a big secret they've been keeping. Are they getting married? Are they breaking up? Is Robin pregnant? Will Barney drive them crazy until they spill the beans? Tune in for the season finale.

CSI: Miami — "Born to Kill"

In the season finale, Horatio and the team hunt down a serial killer who marks his victims with a Y. When he's captured, he blames his double-Y chromosomes for his killing. That's even worse than the Twinkie defense.

Gilmore Girls — "Bon Voyage"

Say goodbye to the Gilmore Girls! In the series finale, Rory gets a job as a journalist and Luke organizes the whole town to give her a graduation party. Take your last chance to see Rory, Lorelei, Luke, Lane and all the rest of the Stars Hollow gang.

American Idol — "Three Finalists Remain!"

It's the showdown before the finale, and three singers are duking it out for the top place in America's heart. The themes are judge's choice, contestant's choice, and Clive Davis' choice. Blake Lewis, Jordin Sparks, and Melinda Doolittle perform.

Dancing with the Stars — "Round Nine"

In the semi-finals, things are getting hot, hot, hot! The four remaining couples get a chance to perform their favorite dances again, but with all new music and choreography.

CSI: NY — "Snow Day"

The third season concludes with a bang. Mac and the rest of the CSIs are forced to defend the lab against a drug dealer and his crew when they invade, looking for drugs confiscated in a major drug bust. There will be no easy out for New York's finest science and crime geeks.

America's Next Top Model — "The Girl Who Becomes America's Next Top Model"