"American Idol" 8 p.m. Fox — Kree, Candice and Angie battle for the finals.

"Big Bang Theory" 8 p.m. CBS — The women play "Dungeons & Dragons" with the guys.

"Two and a Half Men" 8:31 p.m. CBS (10th season finale) — Walden goes out with a 22-year-old but falls for her grandmother.

"Glee" 9 p.m. Fox (fourth season finale) — What's with this plotline about Brittany getting into MIT?

"Grey's Anatomy" 9 p.m. ABC — The hospital staff gets ready for a major storm.

"The Office" 9 p.m. NBC — Clay Aiken and Mark McGrath guest.

"Person of Interest" 9:01 p.m. CBS (second season finale) — Finch and Reese work alongside unexpected allies.

"Scandal" 10:02 p.m. ABC — A major crisis rocks the White House.