House and his team deal with a bullied girl who collapses during her school's Christmas program. Meanwhile, Foreman and Thirteen grow closer during the Huntington's disease drug trials, House gives a patient a gift, the staff wonder who gave House a special gift, and Cuddy gets an unexpected gift.

It's the last episode before the season finale, and time for the final four contestants to reflect on their weight loss journeys and the amazing progress they've made. They'll try on their former "big" clothes and watch highlight videos with their trainers showing just how far they've come. Then, in their final challenge of the season, the contestants will have to carry all the weight they have lost as they race around a track, shedding one week's weight loss at each pit stop until they cross the finish line. Later, at the final weigh-in, two players fall below the yellow line, and then make their heartfelt pleas to viewers, as America will once again decide which of the two will become the third finalist at the season finale.

When Owen spends more time practicing with the band than searching for a job, his wife kicks him out of the house. Rita and Jay invite him to stay at their house for a while, and Owen gets a peek at a different side of his bandmate that he doesn't expect.

Jim convinces Andy to propose to Emily before it's too late, but when he stumbles upon Emily having dinner with some man, he quickly rethinks his advice.

Lake cleaner and gourd maker.

A beaten and raped woman who has no memory of what happened to her puts Benson and Stabler on the trail of a serial rapist, but when women refuse to testify Olivia will have to face how her assault has affected her job performance.

Eli and Keith have a difference of opinion regarding the innocence of their client. Eli begins to understand the bigger picture about his vision which affects his friendship with Patti. Dr. Chen does some matchmaking for Eli with one of his patients, while Maggie gives Matt advice on his relationship with Taylor.

Leverage Consulting & Associates is hired to investigate the wounding of a reservist by mercenaries in Iraq.

They soar through the heavens, fly through the oceans and glide along land. But these are not creatures found on a wildlife safari. These are life forms from another planet. Armed with scientific fact and a little imagination, experts come together to take you on an unprecedented journey to the edges of our imagination. Scientists, astrobiologists and astronomers create five lines of extraterrestrial evolution, and explain how creatures on the surface of Earth offer a helping hand to understanding life in The Universe.

The focus shines on the men who appear on reality series.

Former Republican presidential contender Mike Huckabee talks about his run for the presidency in his new book Do the Right Thing: Inside the Movement That's Bringing Common Sense Back to America.

Tonight Stephen welcomes Pulitzer Prize winning writer and author of A Mercy, Tony Morrison.