Goodbye, Olympics! Tonight marks the return of Primetime: Leno's first night back, the one-year anniversary of Jimmy Fallon's Late Night, and so much more. We've got everything worth watching as well as who's visiting the late night talk shows.

8:00 PM
 The Bachelor In the season 14 (!!) finale, Jake must make a decision between Tenley and Vienna while visiting the beautiful island of St. Lucia. (ABC)
How I Met Your Mother Carrie Underwood guest stars a girl who's stringing dopey ol' Ted along. The gang doesn't like it one bit—and then reflect on their own, similar experiences. (CBS)
Chuck Chuck promises to make dinner for Hannah, Ellie, and Awesome—but of course, Chuck must go on a mission first. (NBC)
Our Little Life TLC premieres yet another "little people" show. This time it follows Craig and Becky Hennon as they raise an average-sized baby, Charlie. (TLC)
Rules of Engagement (8:30) That bad sitcom featuring David Spade is back tonight for a season premiere—and this time they put it on a night with good TV shows. Let's see how it does! (CBS)

9:00 PM
 24 Revolving around Day 8, 1:00AM-2:00AM, President Taylor meets with Omar Hassan as Jack closes in on a person of interest. (Fox)
Law & Order A family is found massacred at home, the murder of a high school student whose body was burned in a parking lot. Seriously, how do you people watch these kinds of shows?! (NBC)
Two and a Half Men Charlie goes to Las Vegas with his new wife. (CBS)
Ultimate Cake-Off A cake is created for the 75th anniversary of Los Angeles's Griffith Observatory. (TLC)
Unwrapped The making of Betty Crocker icing, Nesltle Push-Up Popcicles, Columbus Salame, and TooTarts Monster Goo. (Food Network)
The Haney Project Tiger Wood's swing coach, Hank Haney, gives Ray Romano golf lessons. (Golf Channel)
The Big Bang Theory (9:30) Sheldon misses an opportunity to meet Stan Lee—who guest stars in tonight's episode. (CBS)

10:00 PM
 The Bachelor: After the Final Rose A recap of the season finale featuring Jake and the final two ladies. Also, the 2010 Bachelorette will be announced. (ABC)
Damages Lots of guest-stars in tonight's episode: Wallace Shawn, Keith Carradine, and Dominic Chianese. (FX)
Anthony Bourdain: No Reservations Bourdain visits Ecuador. (Travel)
Greek When a professor moves next door to the KT house, the KT's make him a pledge. (ABC Family)
CSI: Miami Jesse is accused of evidence tampering. (CBS)
Real Housewives Top 25 A look back at the early years of the Real Housewives franchise, hosted by Andy Cohen. (Bravo)
The Buried Life The crew attempts to land an appearance on late-night TV. (MTV)

Who's on the Late Night Couches Tonight?
 The Daily Show: Neil DeGrasse Tyson (Comedy Central)
The Colbert Report: Don Cheadle (Comedy Central)
Jimmy Kimmel Live: The newly-announced 2010 Bachelorette (ABC)
Lopez Tonight: Dax Shepard, Nicole Eggert (TBS)
Chelsea Lately: Seann William Scott, Chris Hardwick (E!)
The Tonight Show with Jay Leno: Jamie Foxx, Lindsey Vonn, Brad Paisley (NBC)
Late Night with Jimmy Fallon: Robert Pattinson, Judah Freidlander (NBC)
Last Call with Carson Daly: Eli Roth, Daniel Merriweather (NBC)
Late Show with David Letterman: Bill Murray, Ludacris (CBS)
Late Late Show with Craig Ferguson: Lauren Graham, Simon Helberg (CBS)

Don't forget to watch along with us and talk about what you're watching over at our #tvparty page.