Among 18-49 year olds, the top three shows were the same as they were among the total viewing universe. The premiere of America’s Toughest Jobs, number 7 on the overall list bumps up to the number 5 spot, and NBC takes four out of the top five shows the 18-49 year old crowd. Univision placed seven shows on the list. The most of any network.
Nielsen Top Twenty Shows (18-49 Demo) for the week ending 08/31/08:
| Rank | Shows | Net | 18-49 Rating | 18-49 Viewers (000) |
| 1 | AMERICA’S GOT TALENT | NBC | 3.1 | 4,089 |
| 2 | TWO AND A HALF MEN | CBS | 3.0 | 3,902 |
| 3 | DEAL OR NO DEAL-MON | NBC | 2.8 | 3,727 |
| 4 | AMERICA’S GOT TALENT-WED | NBC | 2.8 | 3,612 |
| 5 | AMERICA’S TOUGHEST JOBS | NBC | 2.7 | 3,484 |
| 6 | BIG BROTHER 10-TUE | CBS | 2.3 | 3,074 |
| 7 | WIPEOUT | ABC | 2.3 | 3,068 |
| 8 | HOUSE | FOX | 2.3 | 3,044 |
| 9 | AL DIABLO CON GUAPOS MON | UNI | 2.3 | 3,042 |
| 10 | AL DIABLO CON GUAPOS THU | UNI | 2.3 | 3,013 |
| 11 | AL DIABLO CON GUAPOS TUE | UNI | 2.3 | 2,996 |
| 12 | FUEGO EN LA SANGRE TUE | UNI | 2.3 | 2,968 |
| 13 | OLD CHRISTINE | CBS | 2.3 | 2,964 |
| 14 | FUEGO EN LA SANGRE MON | UNI | 2.3 | 2,953 |
| 15 | AL DIABLO CON GUAPOS WED | UNI | 2.3 | 2,950 |
| 16 | DECISION ‘08 DEM CONV THU(S) | NBC | 2.2 | 2,922 |
| 17 | BIG BROTHER 10-THU | CBS | 2.2 | 2,896 |
| 18 | FUEGO EN LA SANGRE WED | UNI | 2.2 | 2,835 |
| 19 | HOW I MET YOUR MOTHER | CBS | 2.2 | 2,822 |
| 20 | MOMENT OF TRUTH 8/28-9P(S) | FOX | 2.1 | 2,736 |
Nielsen Ratings Data: ©2008 The Nielsen Company. All Rights Reserved
