Greek: ‘Hell Week’ Mideason Finale Preview

The big day has finally arrived: the first half of Greek‘s sophomore run closes tonight with the midseason finale “Hell Week.”

Special guest star Lauren Conrad of MTV’s The Hills, playing herself, advises Casey in a dream sequence when the sorority girl faces a dilemma about how to spend her summer. The eager pledges, including determined Rusty, also must endure one last challenge, the title Hell Week, to gain entry to their house of choice.

Follow the jump for six sneak peeks at the episode.

Greek airs Tuesdays on ABC Family at 9pm EST.