Weekly Ratings: 3/29 – 4/3

Monday Ratings: Medium and Wet, Naked Jack Bauer Show Growth

8 pm/ET
Dancing with the Stars matched its week-ago audience, averaging 20.23 million total viewers across its two-hour run. House placed second in the hour (and No. 1 in the demos) with 12.18 mil, dipping 610K from its last fresh outing. CBS' Big Bang (9.77 mil) and Mother (9.23 mil) combined for third, putting up typical numbers. Chuck dropped 380 thou to place fourth with 5.63 mil. Gossip Girl (2.48 mil) was up 12 percent.

9 pm
Two and a Half Men scored 14.44 mil, up 420K; lead-out Rules of Engagement held onto 11 mil of the crowd. 24's wet, naked Jack Bauer was enjoyed by 11.2 mil, up 900K. Heroes slipped 160 thou to set another (!) all-time low of 6.32 mil. Tree Hill matched last week's 2.29 mil.

10 pm
CSI: Miami was No. 1 with 13.36 million viewers, followed by ABC's Castle (which held steady at 9.8 mil). Medium bounced back 11 percent from last week's season low to size up 7.26 mil, its best audience since Feb. 23.

Tuesday Ratings: 90210 Stalls at the (Re)starting Line

8 pm/ET
American Idol's taste of Top 40 was tops, averaging 23.46 million total viewers over its 85-minute run. NCIS nabbed second with 16.8 mil, dipping 710K week-to-week. The Biggest Loser shed 11 percent of its previous audience, delivering 8.75 mil. Trailing a pair of Better Off Ted repeats, Reaper reaped 2.37 mil, down 100 thou from last week's Obama-stimulated season high.

9 pm
The Mentalist trailed Idol for the first half of the hour, delivering 16.9 million viewers (down 615K). Dancing with the Stars' double-elimination did 13 mil, plunging 17 percent from its previous results show. 90210 returned from hiatus to 2.04 million viewers, down 15 percent from its last fresh outing. Fox's Osbournes: Reloaded show debuted to 9.33 mil.

10 pm
Without a Trace took first place with 12.7 million viewers, followed by SVU (9.38 mil, down 12 percent). ABC's Cupid felt the love of 7.56 million people, but suffered much tune-out over its debut hour.

Wednesday Ratings: CBS Prank Show Pulls One over the Competition

8 pm/ET
CBS' I Get That a Lot, in which celebs played jokes on us regular peeps, got enough viewers — 10.34 million — to win the hour. Lie to Me placed second with 8.98 mil, dipping 10 percent from its previous outing. A Law & Order: CI repeat (5.06 mil) delivered nearly double what the now-canceled Chopping Block had been getting. ABC's Scrubs scored 5.05 mil, discharging 280K, while Better Off Ted held steady at 4.7 mil. Top Model surged 38 percent, to 3.95 mil.

9 pm
American Idol delivered 23.7 million viewers, down 6 percent from last week's results show. Opposite (and yet trailing) a Criminal Minds repeat, Lost found 9.35 million heads, up 6 percent week-to-week. Life, meanwhile, taunted the "bubble" with a 29 percent gain, hitting 5.57 mil.

10 pm
As CSI: NY and Law & Order served leftovers, Life on Mars said goodbye to 5.86 million viewers, adding 190 thou in its last hurrah.

Thursday Ratings: ER Serves Up Most-Watched Drama Finale Since 1996

8 pm/ET
Survivor returned with a season-low 11.2 million total viewers, thanks in part to NBC's ER retrospective, which drew 10.56 mil. Bones placed third with 9 mil, a dip of 570K from its previous outing. ABC's comedies were not laughing, as both In the Motherhood (5 mil) and Samantha Who? (4.8 mil) plunged 26 percent. Smallville (3.8 mil) saw a 50K uptick.

9 pm
ER's two-hour (and rather awesome) series finale was the night's most-watched program, averaging 16.2 million viewers and even flirting with 18 mil at the 10 0'clock mark. That tally represents the largest audience for the final episode of a drama series since Murder, She Wrote circa 1996. (Be sure to check out Trish's fantastic recap of the ER ender.) CSI's William Friedkin-directed 200th episode placed second at 9 pm, drawing a season low of 14.38 mil. Facing stiff competition, Hell's Kitchen (7 mil) saw one-third of its audience get flambéed. Supernatural gained 110 thou, hitting 3.28 mil.

10 pm
Placing second behind ER, Eleventh Hour returned to an audience of 10.38 mil, down 12 percent from its last fresh episode.

Friday Ratings: Flashpoint Tops a Weak Friday

8 pm/ET
A Ghost Whisperer repeat topped the hour with 7.3 million viewers, followed by Wife Swap (4.62 mil). Howie Do It (3.56 mil) this week claimed third, edging out Terminator, which dipped 12 percent to 3.35 mil.

9 pm
Flashpoint was (faint praise alert!) the night's most watched program, returning to an audience of 8.64 mil (down 8 percent from its last fresh episode). Behind Supernanny, Friday Night Lights placed third with 3.61 mil (down 9 percent). Dollhouse dropped 10 percent, to 3.49 mil.

10 pm
A not-new Numbers (7.5 mil) led the pack, followed by 20/20 (6.68 mil) and Dateline (4.9 mil).