INSIDE COMEDY: David Steinberg talks to Zach Galifianakis. (Justin Feldman/Showtime)

Juan Pablo and the 11 remaining women on “The Bachelor” (ABC at 8 p.m.) travel to Vietnam, where they embark on a bamboo boat ride and share a meal with a traditional Vietnamese family. At the rose ceremony, only eight women are selected to continue.

Chris Colfer, Rosie O’Donnell, Penny Marshall, Taryn Manning, Donald Faison and Kaley Cuoco are all celeb players on tonight’s “Hollywood Game Night” (NBC at 8).

It’s Ted and Robin’s wedding day on “How I Met Your Mother” (CBS at 8), but that doesn’t mean Barney’s not tipsy and missing in the morning while Lily and Marshall clear up some of their ongoing issues.

Heidi Klum hosts “Sports Illustrated Swimsuit: 50 Years of Beautiful” (NBC at 9), a celebration for the anniversary of the franchise. Tyra Banks, Christie Brinkley, Kathy Ireland, Marisa Miller and Kate Upton are set to appear along with music from Enrique Iglesias, the Fray, Lady Antebellum, John Legend and Tim McGraw.

“First Ladies: Influence and Image” (C-SPAN at 9) looks at the life and influence of former first lady Laura Bush.

RETURNING SHOW: In its fifth-season premiere, “Swamp People” (History at 9) faces the meanest gators yet and a newbie who isn’t prepared for them.

The documentary “Quality Balls — The David Steinberg Story” (Showtime at 9:30) follows the life and times of the legendary comedian from his beginnings at Second City to directing “Curb Your Enthusiasm,” “Seinfeld” and more.

Led by Stephen Hawking, “Stem Cell Universe” (Science Channel at 10) delves into the subject of stem cells and their remarkable capabilities.

RETURNING SHOW: “The Devils Ride” (Discovery at 10) rolls into its third season with chaos on the streets of San Diego when the feud between Sin Mob and Laffing Devils goes too far.

RETURNING SHOW: Host David Steinberg interviews Jimmy Fallon and Zach Galifianakis on the Season 3 opener of “Inside Comedy” (Showtime at 11).

Actor Will Arnett comes to the “Late Show With David Letterman” (CBS at 11:35), with musical guests Broken Bells.

To kick off its last week with Leno as host, “The Tonight Show With Jay Leno” (NBC at 11:35) has new host (starting Feb. 17) Jimmy Fallon, actress Betty White and a performance from Bonnie Raitt.

Actors Shailene Woodley and Theo James stop by “Jimmy Kimmel Live” (ABC at 11:35), with musical guest Zedd.

— Rachel Lubitz