Thursday's TV Highlights: 'So You Think You Can Dance' on Fox.
TOP 10: The finalists are announced in this new episode of “So You Think You Can Dance” at 9 p.m. on Fox. With judges Nigel Lythgoe, left, Mia Michaels and Adam Shankman and host Cat Deeley.
100 Questions: Jill (Collette Wolfe) asks a reluctant Wayne (David Walton) to speak to her class for Career Day. Michael Benjamin Washington also stars in a new episode of this dating comedy (8:30 p.m. NBC).
Modern Marvels: A new episode visits the U.S. Library of Congress to explore the contents of secret vaults and see how the staff of 4,000 catalogs and preserves treasures (9 p.m. History).
World's Dumbest...: This unscripted comedy returns for a new season (9 p.m. TRU).
Bethenny Getting Married: Bethenny Frankel prepares for a wedding and a baby in the premiere of this unscripted series (10 p.m. Bravo).
Penn & Teller: The skeptical, postmodern magicians return for a new season of exposing myths and debunking flawed theories (10 p.m. Showtime).
Mall Cops: Mall of America: The mall's “no pets” rule is overturned for a charity dog walk in this new episode (10 p.m. TLC).
Atlanta Child Murders: In this special, convicted serial killer Wayne Williams discusses his case (6 and 9 p.m. CNN).
Disaster in the Gulf: A Race Against Time: This new special documents the engineering efforts to stop the spill in the Gulf of Mexico (8 and 11 p.m. Discovery).
River Warriors: A crew lives and works on a floating compound while fighting the major trash problem plaguing the Mississippi River in this new special (9 p.m. Discovery).
Drag Me to Hell: After actions trigger the loss of an old woman's home, an ambitious loan officer finds herself the victim of a powerful curse. Alison Lohman and Justin Long star in this 2009 thriller (6:30 p.m. Cinemax).
Baseball: The Angels visit the Oakland Athletics (12:30 p.m. FSN).
Basketball: NBA Finals, Game 4: The Lakers visit the Boston Celtics (6 p.m. ABC).
Photo: Mathieu Young / Fox