Highlights

Highlights

See the special convention section (Page A21) for television networks' coverage of the Democratic National Convention.

Wild 'n' crazy Ricky on "The Secret Life of the American Teenager" (ABC Family at 8) hasn't let impending fatherhood stop him from having fun -- Amy's friends catch him kissing another girl.

David Hasselhoff and the rest of the "America's Got Talent" (Channel 4 at 8) crew are back with the first batch of Top 40 finalists.

On the U.S. premiere of "Gavin and Stacey" (BBC America at 8:40), the two, who have dabbled in a phone relationship, must meet face to face for the first time. Better have some good fake emergencies ready, just in case . . .

Give TiVo a break tonight and actually watch some commercials; "World's Funniest Commercials" (TBS at 9) is hosted by funnyman Kevin Nealon and his wife, actress Susan Yeagley.

Memphis and Jerry play to save themselves during the Power of Veto competition on "Big Brother 10" (Channel 9 at 9).

"Greek" (ABC Family at 9) returns for a second season with Greek Week, in which the frats parody "Bring It On" in a hard-core cheerleading competition.

A man with serious chainsaw skills, a guy who skis over eggs and a teen with a flawless memory compete on "Wanna Bet?" (Channel 7 at 9).

"Road Tasted With the Neelys" (Food Network at 9:30) comes to Baltimore for a taste of Dangerously Delicious Pies and Gracie's Gotcha Ginger.

The brutally honest (read: really mean) supermodel is back for the fourth season of "The Janice Dickinson Modeling Agency" (Oxygen at 10), hiring a new model crew to create her dream business.

There's a party at Pam Anderson's house on "Pam: Girl on the Loose" (E! at 10), which the former Playboy playmate and "Baywatch" star has sworn is a documentary, not a reality show.

A mom wants to spice up her love life but needs some help with body image issues from Carson Kressley on "How to Look Good Naked" (Lifetime at 10).

"Late Show With David Letterman" (Channel 9, 11:35) has actor Don Cheadle, Olympics decathlon gold medalist Bryan Clay and musical guest Little Anthony & the Imperials.

Actor-comedian Norm Macdonald, celebrity chef Gordon Ramsay and singer B.B. King stop by "The Tonight Show With Jay Leno" (Channel 4, 11:35).

"The Late Late Show With Craig Ferguson" (Channel 9, 12:35) hosts actor James McAvoy and comedian Bengt Washburn.

-- Emily Yahr