On “Siesta Key” (MTV, 8 p.m.), Juliette and Sam make their relationship official, then there’s a reunion at 9 p.m.

The business of U.S. Special Forces is covered on “America’s Book of Secrets: Special Edition” (History, 9 p.m.).

Nick ends Ethan’s interference on “Tell Me a Story” (CW, 9 p.m.).

“Doubling Down with the Derricos” (TLC, 10 p.m.) sees the birth of the latest set of multiples: triplets. 

Preparations continue (without the preseason schedule) on “Hard Knock: Los Angeles” (HBO, 10 p.m.). 

Everyone freaks out that Vince Vaughan has been cast in a movie based on their favorite game on the second episode of  “Dead Pixels” (CW, 8 and 9:30 p.m.), which is followed by last week’s premiere. 

A house is selling for $48 million on “Million Dollar Listing Los Angeles” (Bravo, 9 p.m.).

Anne Shirley stars all day on Turner Classic Movies in “Chasing Yesterday” (6 a.m.), “A Man to Remember” (7:30 a.m.), “Chatterbox” (9 a.m.), “M’liss” (10:15 a.m.), “Make Way for a Lady” (11:30 a.m.), “Too Many Wives” (1 p.m.), “Mother Carey’s Chickens” (2:15 p.m.), “Sorority House” (5 p.m.), “Bombardier” (6:15 p.m.), “Anne of Green Gables” (8 p.m.), “Steamboat Round the Bend” (9:30 p.m.), “Stella Dallas” (11 p.m.), “Murder, My Sweet” (1 a.m.), “Saturday’s Children” (2:45 a.m.) and “Music in Manhattan” (4:30 a.m.).

Baseball includes Cincinnati at Milwaukee (MLB, 8 p.m.) and Dodgers at San Francisco (Fox Sports 1, 9:30 p.m.).

NBA Playoffs have Utah vs. Denver (TNT, 6:30 p.m.) and Dallas vs. Clippers (TNT, 9 p.m.).

Stanley Cup Playoffs have Tampa Bay vs. Boston (NBC Sports, 7 p.m.) and Vegas vs. Vancouver (NBC Sports, 9:45 p.m.). 

WNBA action has New York vs. Chicago (CBS Sports, 7 p.m.), Las Vegas vs. Dallas (CBS Sports, 9 p.m.) and Indiana vs. Seattle (ESPN2, 10 p.m.). 

Daytime Talk

Kelly Ripa and Ryan Seacrest: Laverne Cox, John Lithgow, Dr. Mike Varshavski, Sofia Carson (rerun). The View: Susan Rice (rerun). The Talk: Andy Grammar, Brigitte Nielsen (rerun).  Ellen DeGeneres: Kristen Bell, Ajani Huff (rerun). Kelly Clarkson: Catherine Zeta-Jones, Wolfgang Novogratz, Lola Lennox. Tamron Hall: Danny Seo, Karen Laine, Mina Starsiak, Mikel Welch (rerun). Wendy Williams: Sandra Bernhard, Ingrid Hoffmann (rerun). The Real: Mark L. Walberg, Tisha Campbell (rerun). 

Late Talk

Stephen Colbert: Trey Gowdy, Keanu Reeves, Alex Winter. Jimmy Kimmel: Lauren Lapkus, the Avett Brothers, David Spade. Jimmy Fallon: Orlando Bloom, Cecily Strong, Trey Anastosio (rerun). Seth Meyers: Cameron Diaz, Billy Porter, Jason Aldean (rerun). James Corden: Maya Rudolph, Fred Armisen, James Bay. Lilly Singh: Ginnifer Goodwin, Chase Bernstein (rerun). Conan O’Brien: Patton Oswalt (rerun).