TONIGHT: There isn't much in terms of primetime offerings tonight, though we do have the season finale of Wife Swap, plus new episodes of Eureka, Say Yes to the Dress Flashpoint and more—plus Gabourey Sidibe on Jimmy Fallon.

8:00 PM

Wife Swap In the sixth-season finale, a New York City couple who teach relationship workshops and dress as superheroes swap with a strict couple who moved to the country to shield their children from the influence of cities and believe in chores and discipline. (ABC)

9:00 PM

Say Yes to the Dress Women look for their dream wedding dress. Or something. (TLC)
Eureka Carter goes camping with Kevin, and Henry wants to come clean with Grace while a peculiar relationship threatens Eureka. (SyFy)

10:00 PM

Flashpoint Two brothers become involved in a white supremacy group, but when the group plans a terrorist attack, one of the brothers has second thoughts. (CBS)
Chefs vs. City Philly eateries are featured, including Amada, Xochitl and the Naked Chocolate Café. (Food Network)

Who's on the Late Night Couches Tonight?

Chelsea Lately: Eva Mendes, Dan Levy, Natasha Leggero, Ben Gleib (E!)
The Tonight Show with Jay Leno: ustin Long, Alejandro Escovedo (NBC)
Late Night with Jimmy Fallon: Gabourey Sidibe, Aubrey Plaza, Bobby Slayton (NBC)
Late Show with David Letterman: Dolly Parton, Landon Donovan (CBS, Repeat)
Jimmy Kimmel Live!: Ice Cube, Melissa Rycroft, Saving Abel (ABC, Repeat)
Late Late Show with Craig Ferguson: Alfred Molina, Chris Hardwick, Anna Kendrick (CBS)