Married at First Sight The unscripted series returns with a matchmaking special, followed by the season premiere. 5 and 6 p.m. FYI; 8 and 9 p.m. A&E
The Flash The superhero drama starring Grant Gustin once again kicks off a story line that concludes Wednesday night on a new "Arrow." 8 p.m. KTLA
The Muppets Joseph Gordon-Levitt and Foo Fighters frontman Dave Grohl guest star. 8 p.m. ABC
Grandfathered "Review's" Andy Daly guest stars on a new episode of the John Stamos sitcom. 8 p.m. Fox
The Grinder "Justified's" Timothy...