The Bachelorette (8pm, ABC) - 18 men move inthe mansion, and one man goes on a date to Las Vegas. Another attends a private Colbie Caillat performance, also in Vegas. Also, the Phantom of the Bachelorette finally removes his mask.
Single Ladies (9pm, VH1) - The premiere of a new scripted series executive-produced by Queen Latifah, in which three best friends (Charity Shea, Stacey Dash, and LisaRaye McCoy) have different philosophies on sex and relationships. Read our review.
Gettysburg (9pm, History) - A history of the Battle of Gettysburg, fought in 1863, commemorates the 150th anniversary of the Civil War, which began in 1861, and recalls the costly battle in Pennsylvania that was a turning point in the war.
Breakout Kings (10pm, A&E) - In the first season finale, the head of a drug cartel escapes while attending her son's funeral, and while the hunts her, it's suspected that there's a rat in the ranks who's helping the fugitive elude the team.
Extreme Makeover: Weight Loss Edition (10pm, ABC) - A non-competitive weight loss reality series with each episode focusing on one persons transformation over the span of one year with a personal trainer. Tonight, a young woman who weighs nearly 400 pounds attempts to lose half her body weight.
Law & Order: Los Angeles (10pm, NBC) - A kidnapping gone awry leads detectives to two armed Russian men and the discovery of a second crime.