Alias on ABC at 9:00 p.m.

In the season finale, Lauren steals classified documents from the CIA; Vaughn must face his demons as he searches for his wife; a shattering revelation makes Sydney question everything and everyone she thought she could trust.

24 on Fox at 9:00 p.m.

Due to some graphic violence, viewer discretion is advised: Jack faces a horrible dilemma as he and Chase track down the virus; Tony may face the death penalty for failing to protect national security.

American Idol on Fox at 9:00 p.m.

Your votes will decide who your next American Idol is, just like they kept the red-headed kid in the competition for so long while getting the really good singers kicked out. See who wins in the season finale.

The lovable ogre is back and it’s time to meet the in-laws in the land of Far Far Away. Unfortunately for Shrek, Princess Fiona’s family has designs on her marrying Prince Charming and not a green monster so they send out assassin Puss In Boots to slay him.

When a third of California’s population suddenly disappears there is chaos at the car wash and in the produce aisle, as seen in this mocumentary that looks at what would happen if all of California’s Mexican population suddenly disappeared.

What would happen to you if you were to eat nothing but food from McDonald’s, seven days a week, three meals a day for a month – and don’t forget to Super Size it? Find out in this documentary that caused the fast food giant to get rid of the super size meals and introduce adult happy meals.