Last night, after being mentored by award-winning country artist Martina McBride, the Top 7 finalists sang their hearts out in hopes of winning America over. Find out tonight who will sing again next week and who will go home, and enjoy a live performance by McBride

Alton begins a new series focusing on the basic but often neglected simple fare of America. First up is the spinach salad. Popeye's favorite vegetable needs only a few additions to become a top-notch salad. Also, salad spinners to make your head spin.

Andy's new metal detector uncovers Jim's long-lost wedding ring, which causes headaches to Jim, because he bought a fake wedding ring as a replacement a long time ago so Cheryl wouldn't notice he lost it.

Macy and the rest of the coroners decide to take turns helping care for Jordan after her brain surgery. When Bug does not show up at Jordan's to relieve Woody, Nigel gets angry and then realizes something is wrong. Woody and Nigel begin to investigate and find out that Homeland Security has taken him into custody and are accusing him of being a terrorist. Meanwhile, a pesky detective keeps hounding the morgue staff to do an autopsy, but everyone is preoccupied with what is going on with Bug and whether or not he will be set free.

Eric's failure to return with the other men from New Bren has Jake worried. Along with Hawkins, they go to investigate and find out the dangerous plans for New Bren's future. Gray and Skylar's confrontation over the salt mines could start a new war. Stanley is shocked when he returns home to find Bonnie and Sean living in the same house.

The team takes on Newton and a bunch of Birds. Also the build team see if they can smash a speed boat into a channel marker.

The girls get interviewing lessons to prepare for their trip down under in Sydney, Australia. Once there, they must use what they have learned about hosting and use it to interview the locals. Finally, the girls are asked to star in a Cover Girl commercial where one model struggles to remember her lines and the other struggles with performance.

Andrew is overwhelmed by the impending costs of having a baby and looks for ways to save... at Lauren's expense. To offset the extra costs, he takes on additional landscaping jobs with Danny's help, despite the fact neither is equipped for manual labor. Meanwhile, Lauren is feeling like she's not getting through to the students she counsels and contemplates leaving her job. When she's pushed over the edge by a student, she leaves work early and heads to yoga class, where she finds Julie and Cooper, each of whom chimes in with an opinion on whether or not she should quit. Ultimately, a chance encounter with a student outside of school helps her come to a decision.

Atkins makes a discovery and the real mole is uncovered. The loose ends are tied up and things were not as they seemed.

Desmond convinces Hurley, Jin, and Charlie to follow him on a trek through the jungle after he receives a series of visions. Flashbacks reveal the time that Desmond spent with a cloister of monks. Meanwhile, a despondent Kate turns to Sawyer for companionship after seeing Jack and Juliet together.

The number of homeless people in South Park is increasing as they eat, sleep, and beg for change across the town. While the adults try to find creative solutions to deal with the homeless, the boys are trying to figure out a way to solve the problem for good.

Coming Soon...

Tonight, former Minister of Trade, Defense, & later Finance in the Interim Iraq Governing Council, Ali Allawi, who is also promoting his new book, The Occupation of Iraq: Winning the War, Losing the Peace.
Jon begins tonight's show with "Mess O'Potamia", where amid one of the bloodiest days in Iraq, 6 Shiite cabinet ministers resigned because Prime Minister al-Maliki will not set a timetable for U.S. troop withdrawal. Also, Jon looks at Bush's new war czar position, which has been created to apparently cut through all the federal bureaucracy bogging down the Iraq War. Since the position has been rejected by 5 generals that have been asked to fill the spot, the White House is changing the name from "war czar" to "execution manager". Finally, Senior Financial Correspondent John Oliver talks with Jon about the contradictions plaguing the U.S. economy as the stock market hits an all time high, but the dollar has reduced in value by half as $1 now equals 2 British pounds.

Tonight Stephen welcomes supermodel Paulina Porizkova and author of A Model Summer.

Lorna's death effects both the staff and the pupils. A burger van starts selling junk food at the school gates ruining Jack's plans for a healthier diet for the pupils.

Eastenders and Carry On favourite Barbara Windsor and Peep Show actor Robert Webb join Graham this week.