In a classic whodunit fashion, Earl must determine who took his stolen "treasure", so he can cross it off his list. Joy, Darnell and Randy all give their own versions of what happened to the buried treasure.

A Daily Planet gossip columnist uses her special power to overhear a conversation between Lana and Chloe, and publishes the conversation... where Lana admits having doubts about marrying Lex. While Chloe investigates the reporter, Lois asks Clark to help her investigate the mysterious Green Arrow bandit when she suspects he may be Oliver Queen in disguise.

Betty meets a look-a-like -- Ruthie, an editorial assistant at MYW Magazine who dresses and looks like her. Meanwhile, Daniel is in for a surprising revelation from Sofia that leaves everyone stunned.

Elliot begins enjoying luxuries since she has extra money with her new private practice gig. But eventually, J.D. becomes jealous of her and that forbids him the use of these privileges.

Dr. Cox and the Janitor become roommates in one of the hospital suites, while Turk tries to convince Carla that she has postpartum depression and that she needs help.

Meredith discovers that Derek has a problem sleeping while her father comes to visit the hospital. George's father is moving from one surgery to another. A patient named Heather checks into the hospital. Heather is 17 and has a nasty attitude that results from her medical condition and all the surgeries it has required her to have. Izzie has an emotional breakdown when she tries to hand over something very important to her. George's family comes to visit to celebrate his father's surgery. Cristina and Burke are playing Uncle.

Henri-Michel, Taylor's ex-husband, arrives in the O.C. to promote his erotic memoir of his times with Taylor. When Henri-Michel and Ryan meet and Ryan learns of Taylor's time in France with Henri-Michel, Ryan begins to second guess his relationship with Taylor. Seth visits Dr. Roberts in order to ask for Summer's hand in marriage while Summer visits Holly who has a vision of Summer's future. Meanwhile, Kaitlin realizes that she has feelings for Will.

It's time for Michael to revisit his roots with the company as he hits the road for sales call duty. Meanwhile, Dwight attempts to cover up a crucial deadline missed by Angela while Karen is in for some surprising news.

When Dean tells Sam about what John told him before he died, Sam heads off to Indiana without Dean knowing. There Sam meets Ava Wilson, a psychic who was looking for Sam in order to warn him about his fate. Meanwhile, Dean tracks down his brother and discovers that hunter Gordon Walker plans to kill Sam, believing he's a monster.

Jeff is heartbroken and angry when Steph reveals that she won't be his Hockey Girl any longer. Eddie later muses that it's normal for new couples to lie and that they will eventually grow apart because of it, but Joy insists that she and Eddie are actually becoming more similar as they grow old together. As Jeff tries to accept that his wife is not the woman he thought she was, Eddie tries to prove to Joy that he is his own man.

Jenna anticipates the opening of her independent movie, The Rural Juror, but the title proves to be a mighty tongue twister for the gang. Meanwhile, cash-challenged Tracy endorses his own celebrity product in an effort to get out of debt.

Divisions abound in the ER in the aftermath of Luka's and Pratt's actions. A patient's call creates friction between Luka and Abby. A contentious family case leads Gates and Ray to differ over the treatment of one child, while Luka and Abby clash when she needs help with the other. An unauthorized phone call has serious implications for Pratt. Ben takes things to the next level with Sam, but she remains cautious. Ray wonders if he's lost his chance with Neela.

As Marin waits for Lynn to leave Elmo and Jack, Annie thinks Patrick can't have a relationship until he can survive without his mother. Meanwhile, Celia gets a visit from her out-of-town boss, and Sara returns to Elmo and gets a surprise when she sees Ben and Theresa back together as a couple. Back in New York, Jane wonders if she wants to keep a long-distance relationship with Sam.

Tonight legendary actor and star of Venus, Peter O'Toole.
Jon begins with a review of George Bush's presidential address about his change of strategy in Iraq. He then discusses Bush's speech with Major Rob Riggle, the show's military analyst. Finally, Jon looks at the Democrats response and the media's use of puns to describe Bush's last chance to cure the Iraq War.

Tonight Stephen welcomes journalist and co-founding chairwoman of the International Women's Media Foundation, Judy Woodruff.