It's Labor Day weekend and while the US Open Tennis Tournament starts tomorrow, we can't provide any other reasons to turn the TV on that day.

Tonight, however, brings the return of Bill Maher to HBO, Sunday brings us "Mad Men" and Bill Burr's excellent special on Comedy Central, and Monday brings the premiere of Steven Bochco's "Raising the Bar" on TNT.

Tonight

8:00pm The Grizzly Man Diaries Animal Planet - Series Premiere.

9:00pm Discovery Project Earth Discovery - An ambitious program hopes to replenish the world's forests by planting saplings via a massive helicopter launch system. [Note: not as crazy an idea as the one in the program that follows this one]

10:00pm Swingtown CBS - Roger and Susan throw a surprise party for Janet that reveals shocking secrets (vs. the mundane secrets)

11:00pm Real Time With Bill Maher HBO - Season Premiere. TV Junkie Pick O' The Night.

11:35pm The Late Show With David Letterman CBS - Actress Amy Sedaris; reality TV star Kim Kardashian; comic Brian Regan (see the LAist Interview).

11:35pm The Tonight Show With Jay Leno NBC - Comic Arsenio Hall; Olympic gymnast Shawn Johnson; Chuck Berry performs.

Saturday

Go out - have fun, there's nothing on TV, seriously.

Sunday

9:00pm Ice Road Truckers History - Season Finale.

10:00pm Mad Men AMC - Peggy tries to get into the executives' after-hours meetings.

10:00pm I Was Bitten Discovery - Intense bites and their gory aftermath; the devastating effects of venom on the human body.

10:00pm Skins BBC America - Chris spends all the money his missing mother left on a party, he turns to his friends and his psychology teacher, Angie, for help.

11:00pm Bill Burr: Why Do I Do This? Comedy Central - Comedian Bill Burr's special (see the LAist interview). TV Junkie Pick O' The Night.

Monday

8:00pm Steamboat Bill, Jr. TCM - (1928) A college wimp (Buster Keaton) tries to please his burly riverboat-captain father (Ernest Torrence). A Classic!!

8:00pm Gossip Girl The CW - Season Premiere.

8:00pm Prison Break FOX - Season Premiere.

9:00pm One Tree Hill The CW - Season Premiere

10:00pm Raising the Bar TNT - Series Premiere.

10:00pm The Middleman ABC Family - Season Finale

Pic of Bill Maher via HBO