Adele Live in London (8pm, NBC) - Matt Lauer interviews Grammy-winning singer Adele, and portions of her performance at London's Royal Albert Hall are also featured.

Secret Millionaire (8pm, ABC) - In the Season 3 premiere, Southern California artist Scott Jacobs and his 18-year-old daughter spend six  days in Newark, N.J., living on less than $75 between them and looking for folks to help while they do volunteer work.

Oprah's Next Chapter (9pm, OWN) - Oprah visits Neil Patrick Harris and his partner David Burtka and the couple's young twins. They discuss coming out as gay men and their decision to have children.

Miss USA Pageant (9pm, NBC) - Andy Cohen and Giuliana Rancic host the 61st annual contest, featuring 51 women competing for the sash-and-crown prize.

The Glades (9pm, A&E) - In the Season 3 premiere, a group of UFO enthusiasts accuse the FDLE of covering up a wealthy man's alien abduction and subsequent death.

MTV Movie Awards (9pm, MTV) - Russell Brand hosts the event in Los Angeles. "The Hunger Games" and "Bridesmaids" lead the nominees, with eight each.

Keep reading for more TV!

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.