American Idol was adjusted up two tenths with adults 18-49 versus Wednesday's preliminary ratings. Survivor, CSI and One Tree Hill were each adjusted up a tenth. The 9:30p telecast of Bent was adjusted down a tenth to a 0.8 adults 18-49 rating.
Broadcast final ratings for Wednesday, March 21, 2012:
| Time | Net | Show | 18-49 Rating/Sh | Viewers (Millions) |
| 8:00 | FOX | American Idol | 5.1/15 | 17.21 |
| CBS | Survivor | 2.8/9 | 10.47 | |
| NBC | Whitney | 1.6/5 | 4.18 | |
| ABC | The Middle (R) | 1.2/4 | 4.75 | |
| CW | One Tree Hill | 0.8/2 | 1.50 | |
| 8:30 | NBC | Are You There, Chelsea? | 1.4/4 | 3.47 |
| ABC | Suburgatory (R) | 1.3/4 | 4.27 | |
| 9:00 | CBS | Criminal Minds | 3.2/8 | 12.09 |
| ABC | Modern Family (R) | 2.0/6 | 5.63 | |
| NBC | Bent (Premiere) | 1.0/3 | 2.75 | |
| CW | America's Next Top Model | 0.6/2 | 1.25 | |
| 9:30 | ABC | Happy Endings | 1.8/5 | 4.10 |
| NBC | Bent | 0.8/2 | 2.38 | |
| 10:00 | CBS | CSI | 2.6/7 | 11.38 |
| ABC | Missing (R) | 1.3/3 | 5.04 | |
| NBC | Rock Center with Brian Williams | 0.7/2 | 3.02 |
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Nielsen TV Ratings: ©2012 The Nielsen Company. All Rights Reserved.
