What we're watching tonight:
- ABC, CBS, Fox and NBC all have Stand Up to Cancer at 8 p.m.
- MyNetworkTV (720p) has WWE Smackdown at 8 p.m.
- Syfy (1080i) has the summer finale of Eureka at 9 p.m. and Haven at 10 p.m.
- TLC (1080i) has Say Yes to the Dress: Atlanta at 9 p.m. and the season premiere of Four Weddings at 10 p.m.
- Discovery (1080i) has Man, Woman, Wild at 9 p.m. and Beyond Survival with Les Stroud at 10 p.m.
- History (720p) has Voices From Inside the Towers at 9 p.m.
- ESPN (720p) has West Virginia/Marshall college football at 7 p.m. and UTEP/Houston college football at 10:15 p.m.
- ESPN2 (720p) has NASCAR Nationwide Series @ Richmond at 7:30 p.m.
- NFL Network (1080i) has Calgary/Edmonton CFL football at 9 p.m.