NCIS: Los Angeles (2009-2023)

Jeopardy! is a classic game show -- with a twist. The answers are given first, and the contestants supply the questions. Three contestants, including the previous show's champion, compete in six categories and in three rounds (with each round's "answers" being worth more prize money).

CIA centers on two unlikely partners — a fast-talking, rule-breaking loose cannon CIA case officer, and a by-the-book, seasoned and smart FBI agent who believes in the rule of law. When this odd couple are assigned to work out of CIA's New York Station, they must learn to work together to investigate cases and criminals posing threats on U.S. soil, finding that their differences may actually be their strength.

The cast of Jersey Shore swore they would always do a vacation together. Now, five years, five kids, three marriages, and who knows how many GTL sessions later, the gang is back together and on vacation in a swanky house in Miami Beach.

Based on an international hit, which already is a viral phenomenon with more than half a billion fans worldwide, and the No. 1 top-trending video of 2017 on YouTube, The Masked Singer features celebrities facing off against one another with one major twist: each singer is shrouded from head to toe in an elaborate costume, complete with full face mask to conceal his or her identity. Ken Jeong, Jenny McCarthy, Nicole Scherzinger and Robin Thicke serve on the panel and play detective, alongside host Nick Cannon.

Old friends JD and Turk scrub in together for the first time in a long time, learning that medicine has changed; interns have changed; but their bromance has stood the test of time.