What's on TV Tonight: September 20
The Strange History of Don't Ask, Don't Tell 7-8:30pm, HBO. This documentary looks into the history of gays in the military.
New Girl 8-8:30pm, FOX. Zooey Deschanel heads to TV as a hopelessly dorky school teacher who moves in with three single guys after her relationship implodes.
Raising Hope 8:30-9pm, FOX. Jimmy learns that, prior to an accident, he was childhood musical prodigy and the family works together to help him recover his lost talents.
Unforgettable 9-10pm, CBS. Former detective Carrie Wells is drawn back into law enforcement when her unique memory is required to help solve a murder of a neighbor.
Parenthood 9-10pm, NBC. Juila gives in to her irrational thoughts and Adam begins to make some new plans for his future.