"American Idol" 8 p.m. Fox — The final 10 are named.

"The Big Bang Theory" 8 p.m. CBS — Raj readies for a date with Lucy.

"Two and a Half Men" 8:30 p.m. CBS — Alan moves in with Herb after he has a fight with Walden.

"Project Runway" 9 p.m. Lifetime — The designers create prom dresses from duct tape.

"Person of Interest" 9:01 p.m. CBS — The Machine produces six numbers at once.

"Glee" 9:30 p.m. Fox (special time) — The cast's "Shout" marks the show's 500th musical number.

"Archer" 10 p.m. FX — FX has renewed this Atlanta-created animated series for a fifth season.

"King of Nerds" 10 p.m. TBS (first season finale) — TBS has given this reality show a second season.