What to Watch Sunday: Hello, It's Emmy Night! Plus: The Treme Season 3 Premiere and More

On TV this Sunday:  The 64th Annual Primetime Emmys award TV’s best, Kenneth Branagh’s Wallander packs it in Before the Frost, a new season of Treme takes us back to the neighborhood and Boardwalk Empire takes a bite out of the Big Apple. Here are eight programs to keep on your radar tonight.

8 pm 64th Annual Primetime Emmy Awards (ABC) | Jimmy Kimmel hosts The Academy of Television Arts & Sciences’ annual ceremony, broadcast live from Los Angeles’ Nokia Theatre. So here’s what you do: Check out TVLine’s comprehensive pre-Emmy coverage for interviews with nominees, in-depth features on your favorite shows and who’d take home statuettes if you picked the winners. Then bookmark the page and come back later for our real-time coverage of TV’s biggest night!

8 pm Broadway or Bust (PBS) | In the conclusion to this three-part docu-series, six young singers compete in The National High School Musical Theatre Awards.

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9 pm Masterpiece Mystery! (PBS) | In Wallander Series III: Before the Frost, Wallander must reconcile with his estranged daughter (Sherlock’s Jeany Spark) – who’s none too pleased about her dad’s past transgressions – to investigate an escaped psychiatric patient who keeps setting things on fire.

9 pm Hell on Wheels (AMC) | After a tragedy, Lily and Cullen try to keep order in the mobile town. Elam makes a plan for the future.

9 pm Boardwalk Empire (HBO) | In New York, Nucky has some friction with Gaston Means, a “special investigator” connected to Attorney General Daugherty; Gyp decides to establish a strategic foothold between Atlantic City and the Big Apple.

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10 pm Treme (HBO) | Season 3 premiere: Janette runs into her old nemesis Enrico but also finds a new beau; Delmond and Albert’s Indian-jazz album drops; Toni meets L.P., who’s going to help in her investigation of post-Katrina killings. (Read about the drama’s final-season renewal.)

10 pm Copper (BBC America) | Corcoran and O’Brien work a double murder; a boxing match sparks racial tension in Five Points.

10:30 pm The Mentalist (CBS) | In this Repeat to Revisit aka the Season 4 finale, Jane pulls a long con in Las Vegas, and the CBI gets its hands on one of Red John’s agents (Entourage‘s Emmanuelle Chriqui).  Note: Though the drama is purposely set to begin half an hour later than normal — per CBS’ NFL-shifted schedule — you may wanna give your DVR a bit of leeway on either side of the hour.

Which of the above is must-see for you? Also, hit Comments to offer your own tune-in suggestions.