Hell's Kitchen by Greg Gayne/Fox Hell's Kitchen by Greg Gayne/Fox

Tuesday's ratings highlights:

8 pm/ET
American Idol delivered 25.18 million total viewers, a week-to-week increase of 800K. Biggest Loser (8.2 mil) gained 20 percent, while Beauty and the Geek matched last week's measly 1.57 mil.

9 pm
Dancing with the Stars' results show (16.9 mil) dipped a bit (-300 thou). Hell's Kitchen returned to a series-best audience of 12.55 mil, and Big Brother (6.4 mil) added 450K.

10 pm
The conclusion of CSI: Miami's two-parter drew 14.3 mil, the largest audience CBS has seen in the Tuesday-at-10 slot since Judging Amy (Feb. 25, 2003). ABC News taught 10.2 million people how to live to 150. Good luck, Social Security system!