Entourage (5pm, HBO2) - In anticipation of tomorrow night's season 6 premiere, HBO2 has a marathon of season 5 that lasts till 11pm.
Harper's Island (9pm, CBS) - He/She who shall not be named (hate to spoil it for those who might be behind) continues his/her murderous rampage on the island, while the survivors try to kill him/her first. There's a second episode at 10pm, which is the ultimate finale. If you don't mind some spoilers, there's a good interview at TV Guide with show star, Matt Barr.
Eli Stone (10pm, ABC) - Eli and Keith help a woman in need of a heart transplant who clashes with the donor's family because of her religious views. This is also a series finale.
Brooke Cain isn't always proud of the number of hours she logs in front of the TV, but her loss of brain cells can be your gain. From reality shows to sitcoms to the more serious stuff, Brooke keeps her DVR smoking so that she can help keep you in the know. Brooke also tweets for Happiness is a Warm TV (you can follow 
