Benny Ninja instructs the girls in a posing lesson, which leads to the models being tested in a challenge where they must duck, dive, and pose through a laser maze. Afterwards, the girls participate in a photo shoot showcasing a deathly crime scene.

The team investigate the death of an Asian woman found without any bones left in her body.

A serial arsonist who targets the homes of upper-middle-class families as they sleep is investigated. The BAU determines the arson victims are linked together through corporate development companies that have been accused of building on contaminated land.

Tonight's "Great Moments in Presidental Speeches" clip is doctored to include Sue Hum using a lint brush on JFK's right arm; Duke University post-grad John Cornwell demonstrates his new invention, the beer-launching refrigerator; Jack Black shares an antedote about meeting Jack Nicholson; CBS chief foriegn correspondent Lara Logan discusses reporting from war zones in Iraq and Afghanistan.

Every so often the MythBusters draw conclusions that leave the fans seething. Well, once again, it's time for Adam and Jamie to put some of their most contentious outcomes under the microscope in More Myths Revisited. That's right - tune in and check out a few myths that left you peeved, like Exploding Trombone, Sniper Scope, Finger in the Barrel and Coke and Mentos.

When a breakout of headlice hits South Park Elementary, Mrs. Garrison refuses to say which child brought the plague to the school. So, Cartman takes it upon himself to find out who it is so the kids can make fun of them. Meanwhile, a louse Travis, is desperate to save his fellow lice from imminent destruction from a conscious world.

In the 45th installment of Better Know A District, the guest was Maurice Hinchey from New York's 22nd congressional district.