The best (and worst) of what's on TV tonight, including new episodes of "Louie," "Parks and Recreation," and "Elementary."

I see no way Louis wasn't humming to himself about sh*tting in Hitler's mouth at this exact moment.

The 12 most soul-crushing moments and scenes from the "Louie" episode, "Late Show, Part III."

The seven most soul-crushing moments from the "Louie" episode, "Late Show, Part II."

Jay Leno shows up on Louie again, and the rest of tonight's television highlights.

The seven most soul-crushing moments and quotes from the "Louie" episode, "Late Show."

The best of what's on TV tonight, including new episodes of "Louie" and "Wilfred."

Louis C.K. performed a surprise set consisting of all new material at a venue in Brooklyn, the Bell House, and we were there to see it.

The ten most soul-crushing moments from the "Louie" episode, "Looking For Liz/Lilly Changes."