For the night, ABC averaged an 11.2 rating and an 18 share, taking the ratings crown on TV's biggest night. CBS was close behind with an 11.0 rating and a 17 share, and actually won in terms of total viewers with 18.08 million to ABC's 17.31 million.
NBC came in third with a 7.4/12, while FOX posted a 2.9/5 showing, and The CW brought up the rear at 1.6/2. On the strength of Grey's, ABC claimed victory among adults 18-49 with a 7.2 rating.
CBS, 6.0, took second in the demographic advertisers love most, while NBC came in third with a solid 4.8. There was a substantial drop to fourth-place FOX, 1.6, and The CW, which posted a 1.0.
Survivor put CBS on top at 8 p.m. with a 9.8/16, while the Grey's Anatomy recap show, "Complications of the Heart," on ABC was a strong second at 9.2/15. NBC was third with season premieres of My Name Is Earl (5.8/10) and The Office (5.7/9).
At 9 p.m., the Grey's Anatomy premiere (15.7/23) scored a shocking win over CSI (13.5/20), which has dominated the slot for years.
Another medical drama, NBC's ER, won the 10 p.m. spot with a 10.0/16, while the premiere of Shark on CBS averaged 9.8/16 and ABC's Six Degrees lost a big chunk of its lead-in to finish at 8.6/14.
Whether Meredith, McDreamy & Co. can continually defeat CSI without an entire summer's worth of re-runs and hype is another story, but it's great to see that the show more than held its own at its new time!