CBS' 'Big Brother' Premiere Wins in Nightly Ratings July 8

The premiere of the 12th edition of BIG BROTHER posted gains in viewers and key demographics compared to last summer's premiere, leading CBS to a nightly win in all key ratings categories, according to Nielsen live plus same day ratings for Thursday, July 8.

BIG BROTHER (P) (4.4/08, 7.35m) was first in adults 18-34 (2.1/09) and tied for first in adults 25-54 (2.9/09, with ABC) and adults 18-49 (2.4/09, with ABC). Compared to BIG BROTHER 11, Thursday's premiere (on the same night last year), CBS was up +4% in both adults 25-54 (from 2.8/09) and adults 18-49 (from 2.3/08), +17% in adults 18-34 (from 1.8/07) and added +750,000 viewers (from 6.60m, +11%).

BIG BROTHER notched its best premiere in viewers since "Big Brother 8" (July 5, 2007) and best in adults 18-49, adults 25-54 and adults 18-34 since "Big Brother 9" (February 12, 2008).

For the night, CBS was first in households (4.9/09), viewers (7.58m), adults 25-54 (2.4/07) and adults 18-49 (1.8/06).