Despite hefty competition from Fox's American Idol and NBC's The Biggest Loser, CBS' Tuesday night Big Brother: 'Til Death Do You Part premiere broadcast still managed to post decent ratings numbers.

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Big Brother's ninth-season debut in the Tuesdays at 9PM ET/PT time slot averaged 6.67 million total viewers and a 2.5/6 rating/share in the Adults 18-49 demographic, according to Live Plus Same Day ratings data from Nielsen Media Research.

The premiere of the long-running CBS reality series' first ever winter edition finished third in its time period behind American Idol and The Biggest Loser: Couples among both total viewers and the Adults 18-49 demographic.

Idol averaged 29.962 million total viewers and a 12.3/29 rating/share among Adults 18-49 over its two-hour broadcast on Fox, while The Biggest Loser averaged 7.399 million total viewers and a 2.9/7 rating/share among Adults 18-49 over its two-hour broadcast in NBC.

In addition, Big Brother 9 also finished third among Adults 18-34 with a 2.0/5 rating/share.