Janet Jackson performs and gets the Icon Award at the 2018 Billboard Music Awards (NBC, 8 p.m.) live from Las Vegas, where other performers include Ariana Grande, Macklemore & Kesha, Shawn Mendes, Dua Lipa, Salt-N-Pepa with En Vogue, Jennifer Lopez, Camila Cabello with Pharrell, Christina Aguilera with Demi Lovato, John Legend, Maren Morris, and Kelly Clarkson, who hosts. Ed Sheeran, Bruno Mars and Kendrick Lamar each have 15 nominations.
The final three perform on “American Idol” (ABC, 8 p.m.), gabby Barrett, Caleb Lee Hutchinson and Maddie Poppe.
On the new “Lost in Transition” (TLC, 10 p.m.), four different couples deal with the man’s decision to transition to a woman.
The situation in Moscow escalates on “Killing Eve” (BBC America, 8 p.m.).
The two part “Little Women” on “Masterpiece” (PBS, 8 p.m., check local listings) reads its conclusion.
On the season 29 finale of “The Simpsons” (Fox, 8 p.m.), Bart is struck by lightning. Similarly, “Family Guy” (Fox, 9 p.m.) ends its season with Peter in a coma.
Before he got into the Chewbacca suit, Joonas Suotamo was Penn State basketball forward from Finland. “E:60” (ESPN, 9 p.m.) tells the tale.
“Madam Secretary” (CBS, 10 p.m.) ends its fourth season with the presiden’t’s preparation for a retaliatory nuclear attack.
Gail travels to London on the penultimate episode of “Trust” (FX, 10 p.m.).
The last of the current set of episodes of “The Circus” (Showtime, 8 p.m.) talks about the chaos of the White House with Chris Christie, among others.
perhaps there will be more martial arts on tonight’s “Westworld” (HBO, 9 p.m.) since its only description is “It’s Shogun World.”
Giselle worries about her relationship on “The Real Housewives of Potomac” (Bravo, 8 p.m.).
On “Sweetbitter” (Starz, 8 p.m.), Tess meets a former employee who married a wealthy patron.
“Brooklyn Nine-Nine” (Fox, 8:30 p.m.) has its final episode on Fox; for season six, it moves to NBC.
Emma tries to get a handle on the family business on the third episode of “Vida” (Starz, 8:30 p.m.).
On “Billions” (Showtime, 9 p.m.), a controversial course of capital is found by Axe.
Strand wrestles with Madison’s decisions on “Fear the Walking Dead” (AMC, 9 p.m.).
On “Good Witch” (Hallmark, 9 p.m.), Cassie, Sam, Nick and Grace go to the family lake house.
A two hour episode of “NCIS: Los Angeles” (CBS, 9 p.m.) which includes a trip to Mexico to rescue Mosley’s son, ends the show’s ninth season.
“Anthony Bourdain Parts Unknown” (CNN, 9 p.m.) studies Armenian culture with the guy from System of a Down.
The new four-part series “Carriers at War” (Smithsonian, 8 p.m.) looks at life on U.S. aircraft carriers.
“90 Day Fiancé: Happily Ever After?” (TLC, 8 p.m.) checks up on the couples.
Tamica and Barry clash over parenting styles on “Southern Charm New Orleans” (Bravo, 9 p.m.).
“Total Bellas” (E!, 9 p.m.) returns for a third episode, though more has happened in real life for them since.
The family caters a wedding on the eighth season finale of “Bob’s Burgers” (Fox, 9:30 p.m.).
On “I’m Dying Up Here” (Showtime, 10 p.m.), Edgar and Arnie stumble on a money-making enterprise.
The team tries to stop a spy on “Deception” (ABC, 10 p.m.).
On “Into the Badlands” (AMC, 10 p.m.), Sunny and Bajie seek help from a reclusive former Master.
The 13th season of “Iron Chef America” (Food, 10 p.m.) begins, with Chef Brittany Anderson vs. Alex Guarnaschelli.
Seems like just yesterday: “Royal Wedding Highlights” (BBC America, 9 p.m.). Check what happened opposite the TV movie “Harry & Meghan: A Royal Romance” (Lifetime, 8 p.m.), which is getting a replay.
Looks like “The Case of Caylee Anthony” (Oxygen, 8 p.m.) will take up two hours every Sunday for awhile.
On “Drop the Mic” (TBS, 10:30 p.m.), it’s Taye Diggs vs. Karrueche Tran and Jodie Sweetin vs. Mark McGrath.
Hockey has its world champion bronze medal game of U.S. vs. Canada (NHL, 9:30 a.m.) and Sweden vs. Switzerland (NHL, 2 p.m.) in the gold medal game.
The men’s lacrosse NCAA quarterfinals have Cornell vs. Maryland (ESPNU, noon) and John Hopkins vs. Duke (ESPNU, 2:30 p.m.).
There is some fantasy romance on Turner Classic Movies with “The Enchanted Cottage” (8 p.m.), “Pandora and the Flying Dutchman” (9:45 p.m.) and the King Vidor silent “La Boheme” (midnight) probably fits in there, too. They are followed by two films from Italian film director Ermanno Olmi, who died earlier this month at 86: “Il Posto” (2 a.m.) and “I Fidanzati” (3:45 a.m.).
In game 3 of the Western conference finals of the NBA Playoffs, it’s Houston at Golden State (TNT, 8 p.m.)
Game 5 of the Stanley Cup Western conference finals has Vegas at Winnipeg (NBC, 3 p.m.).
Baseball includes Yankees at Kansas City (MLB, 2 p.m.) and Cleveland at Houston (ESPN, 8 p.m.).
The WNBA season begins with games that include Los Angeles at Minnesota (ESPN2, 5 p.m.).
Golf’s Byron Nelson (Golf, 1 p.m.; CBS, 3 p.m.) has its final rounds.
Sunday Talk
CBS: Sen. Mark Warner, White House Economic adviser Larry Kudlow, author Jon Meacham. NBC: Former Trump adviser Roger Stone, Sen. Bernie Sanders, Rep. Adam Schiff. CNN: Texas Lt. Gov. Dan Patric, Sen. Mark Warner. Fox News: Oliver North, Sen. Lindsey Graham, Treasury Sec. Steve Mnuchin, Mark Kelly of Giffords Law Center.