A 28-year-old woman in Philadelphia who weighs nearly 300 pounds attempts to make a lifestyle change on “Extreme Weight Loss” (ABC at 8 p.m.), but trainer Chris Powell realizes he must help with her emotional health first — so he arranges a trip to Chile so she can reunite with her birth mother.

RETURNING SHOW: Jeff and crew give much-needed makeovers on the reality show “Interior Therapy With Jeff Lewis” (Bravo at 9), but it’s off to a bad start on the Season 2 premiere when a demanding client isn’t a fan of Jeff’s first design.

SERIES PREMIERE: “Drunk History” (Comedy Central at 10), based on the popular Web series with inebriated storytellers giving historical lessons, is reviewed by Hank Stuever on this page.

“Frontline: Two American Families” (WETA and MPT at 10), Bill Moyers circles back to look at the lives of two middle-class families — one white, one black — from Milwaukee, who were first chronicled in the 1992 film “Minimum Wages: The New Economy.” At the time, the breadwinners in each family had been laid off from factory jobs, and this documentary sees how things have gone in the past two decades.

SERIES PREMIERE: Jeff Lewis lands yet another TV show with “Property Envy” (Bravo at 10, 10:30), a panel show with Lewis, interior designer Mary McDonald and real estate guru Brandie Malay. Hosted by Stephen Collins, the trio takes a look at wildly expensive homes and critiques everything from technology to decor.

RETURNING SHOW: On the second-season premiere of the weekly talk show “The Jeselnik Offensive” (Comedy Central at 10:30), comedian Anthony Jeselnik talks to Comedy Central favorites Amy Schumer and Jim Norton.

SERIES PREMIERE: Speaking of viral videos, “Ain’t That America” (MTV2 at 11:30) has comedian Lil Duval and friends finding the most ridiculous videos online relating to a certain theme every week. First up, it’s food and fitness.

Actor Adam Sandler and musical guest Joseph Arthur are on “The Late Show With David Letterman” (CBS at 11:35).

“The Tonight Show With Jay Leno” (NBC at 11:35) hosts comedian Dane Cook, “Catfish” star Nev Schulman and singer Matt Nathanson.

Actor Kevin Bacon chats with Jimmy on “Jimmy Kimmel Live” (ABC at 11:35) and then performs with the Bacon Brothers; plus, Diane Kruger sits down for an interview.

— Emily Yahr