What to Watch Tonight: It's Always Sunny Sets, CSI's Futuristic Reunion, CMA Awards and More

It's Always Sunny In PhiladelphiaOn TV this Wednesday: It’s Always Sunny in Philadelphia goes dark for a while, Arrow learns the truth about his new feathered friend, SVU engages in Idol pursuits and the CMA Awards put on a boot-stompin’ good time. As a supplement to TVLine’s original features (linked within), here are 10 programs to keep on your radar.

PREVIEW | Revolution‘s Elizabeth Mitchell Reunites With Her ‘Terrifying’ Lost Hubby

8 pm The 47th Annual CMA Awards (ABC) | Kacey Musgraves, Tim McGraw, The Voice coach Blake Shelton, Taylor Swift, Nashville‘s Lennon and Maisy Stella and the Zac Brown Band are among the acts scheduled to perform at one of country music’s biggest nights. Kelly Clarkson, Sheryl Crow, Pretty Little Liars‘ Lucy Hale and Nashville‘s Connie Britton and Charles Esten are slated to appear, as well.

8 pm Arrow (The CW) | The Canary confesses her less-than-savory affiliation to Oliver, while Moira mulls a plea deal from Laurel’s team that will save her from the death penalty. (Read preview.)

RELATED | SVU Invites Sons of Anarchy Vet to Serve as Judge

9 pm Law & Order: SVU (NBC) | When a reality-TV singing coach (played by Broadway star Billy Porter) is accused of sexual abuse, he steadfastly refuses to come clean. American Idol alumni Taylor Hicks and Clay Aiken, X Factor Season 2 runner-up Carly Rose Sonenclar and pop star Ashanti guest-star.

9 pm Criminal Minds (CBS) | Star Matthew Gray Gubler once again steps behind the camera to direct this week’s hour, in which a strangler in Boston likes to keep mementos of his/her victims.

9 pm The Tomorrow People (The CW) | When Stephen bails on Astrid yet again, she decides to find out what he’s really up to.

9 pm Full Circle (DirecTV Audience Network) | Double-episode season finale: Robbie (Noah Silver, The Borgias) makes an outrageous birthday request of his mother Celeste (Ally Sheedy, The Breakfast Club), then Celeste and Tim (Tom Felton, the Harry Potter movies) find themselves trapped at the restaurant when the former pianist (Cheyenne Jackson, 30 Rock) returns and asks tough questions of everyone present.

RELATED | American Horror Story Season 4 (and Beyond): 7 Possible, Mostly Plausible Premises

10 pm American Horror Story: Coven (FX) | Fiona and Myrtle clash over control of the coven.

CSI10 pm CSI (CBS) | Back to the Future reunion alert! Lea Thompson (Switched at Birth) — who appeared in two of the films with CSI‘s Elisabeth Shue — guest-stars as an Innocence Project worker, when Greg Sanders is accused of framing a man for murder seven years ago. Jason Gerhardt (General Hospital) also appears.

10 pm It’s Always Sunny in Philadelphia (FXX) | Season finale: In the true spirit of Thanksgiving, the gang decides to make amends by breaking bread with those they’ve hurt. (Yep, renewed.)

10:30 pm The League (FXX) | Taco opens a pubic barber shop. (No, that’s not a typo.)

Hit the comments with your must-see picks from tonight’s lineup!