Monday night saw a heated competition between three different networks. Although ABC was a winner with the viewers, FOX (3.9/11) won a hard-fought battle in the demos over CBS (3.9/10). (ABC and its 3.6/10 wasn’t that far behind.)

8pm

• Dancing with the Stars (4.2/11 in 18-49) averaged 18.3 million.
• House‘s season ender (12.3 million, 4.6/13) had the best demos of the evening.
• The Big Bang Theory (3.6/11) registered 9.8 million; How I Met Your Mother (3.6/10) turned in 8.7 million.
• Deal or No Deal (1.0/3) drummed up 4.2 million.
• Gossip Girl (1.2/3) sucked in 2.3 million.

9pm

• Two and a Half Men (4.4/11 in 18-49) scored 12.9 million; Rules of Engagement (3.6/9) rounded up 10.1 million.
• 24 (3.3/8) nabbed 10 million.
• A two-hour Medium (2.1/5) lured in 6.8 million.
• One Tree Hill (1.1/3) settled in with 2.3 million.

10pm

• CSI: Miami (3.9/11 in 18-49) arrested 13.4 million.
• Castle (2.5/7) closed its season with 10.6 million.