What to Watch: The TVLine-Up for Thursday

Grey's Anatomy On TV this Thursday: It’s an all-finale edition of What to Watch with Community, Rules of Engagement, Grey’s Anatomy, Person of Interest, Scandal and The Mentalist ending their seasons, Missing bowing for good and Awake heading into its penultimate outing. All in all, here are nine programs to keep on your radar.

8 pm Missing (ABC) | Series finale: Becca faces her own inner demons in a way she never has before in a last ditch effort to save her son; Suspect Zero tries to complete his sale.

8 pm Community (NBC) | The three-part Season 3 finale starts with the 8-bit video game versions of the study group battling for Pierce’s inheritance — against Breaking Bad‘s Giancarlo Esposito. Read on after 30 Rock for more…

8:30 pm Rules of Engagement (CBS) | Season 6 finale: Jen volunteers to throw Audrey a baby shower, but manages to mess it up; Jeff takes a liking to Audrey’s maternity clothes; Russell decides to give up women — with astonishing results! (Watch an exclusive video!)

8:30 pm 30 Rock (NBC) | On the Season 6 finale, Liz takes on a new role: marriage officiator for Jack and Avery; Criss tries to convince Liz that he’s worth sticking around for; Tracy meets with Cornel West (guest-starring as himself) to discuss his influence as a black celebrity. (Get an exclusive first look!)

RELATED | Exclusive Community Video: The Costume-Clad Cast Previews a ‘Changtastic,’ Heist-Filled Finale

9 pm Community (NBC) | Special time slot! The three-part finale resumes with the Greendale 7 — and a surprising assist from the Air Conditioning Repair Annex — facing off against Chang via sneak attack. After that, the night ends with a “Greendale Summer Fun Court” face-off of Jeff vs. his former colleague (Childrens Hospital‘s Rob Corddry). See photos and watch an exclusive clip!

9 pm Grey’s Anatomy (ABC) | Season 8 finale: After the plane crash, the doctors must fight to stay alive while trying to save their peers; Ben and Bailey make a decision about their relationship; Teddy is presented with a tempting offer. (Get scoop, watch a preview and then get some more scoop!)

9 pm Person of Interest (CBS) | Season 1 finale: When a psychologist’s (Angel‘s Amy Acker) number comes up, Reese must protect her from one of her patients while eluding capture by the FBI; Finch receives an unwelcome visit from an old acquaintance.

RELATED | New Spoiler Alert!: Who’s Dying on Grey’sCommunity Crisis? Dair DOA on Gossip Girl?

10 pm Scandal (ABC) | Season 1 finale: In the bloody aftermath of the penultimate episode, Olivia and the team comfort a traumatized Quinn; Cyrus reluctantly turns to Olivia when Billy Chambers makes an announcement that shakes Fitz’s presidency to its core.

10 pm The Mentalist (CBS) | Season 4 finale: After another failed attempt to defeat Red John, Jane hits rock bottom and shoots one of his own. The one potential upside? He finds a lover in Entourage‘s Emmanuelle Chriqui.

10 pm Awake (NBC) | Series finale, Part 1 of 2: When the truth behind the accident begins to reveal itself and a conspiracy threatens both of his realities, Britten doesn’t know who to trust  — and ends up taking the law into his own hands with Hawkins.

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