• At 8, CBS has a new Big Brother.
• FOX has the Teen Choice Awards at 8.
• NBC has preseason football at 8, the Eagles vs. the Steelers.
• Discovery has two new episodes of Blue Planet at 8.
• Lifetime has a new State of Mind at 8, then new episodes of Side Order of Life and Army Wives.
• At 8:30, Nickelodeon has something called the Let's Just Play Go Healthy Challenge.
• At 9, History Channel has a new Ice Road Truckers.
• HGTV has a new Design Star at 9, then new episodes of Living with Ed and My First Place.
• HBO has a new Big Love at 10, then new episodes of Entourage and Flight of the Conchords.
• At 9:30, A&E has a new Gene Simmons' Family Jewels, followed by a new Two Coreys.
• At 10, CNBC has Against the Tide: The Battle For New Orleans.
• Comedy Central has a new Mind of Mencia at 10.
• MTV has the season finale of Making The Band at 10.
• There's a new Kill Point on Spike at 10.
• Also at 10: Food Network has a new Throwdown with Bobby Flay.
• At 10:15, TCM has Ace in the Hole, with Kirk Douglas.

Check your local TV listings for more.