Ratings: Grey's, Vampire Diaries Grow

Grey's Anatomy topped Thursday after hitting a series low last week.
The drama drew 9.1 million viewers and 2.9 in the adults 18-to-49 demographic, up three-tenths from last week. Along with the season premiere of Wife Swap (5 million, 1.7) and Scandal (8.6 million, 2.7), which was even with its last new episode a month ago, ABC tied Fox for No. 1 in the demo.
Grey's edged out American Idol (11.6 million, 2.8) in the demo, which fell three-tenths from last week. Lead-out Glee (5.6 million, 2.0) was flat.

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NBC's whole lineup hit series lows and the network was beaten in the 8 o'clock hour by The Vampire Diaries (2.5 million, 1.2), which rose a tenth.Beauty and the Beast (1.8 million, 0.7) grew two-tenths.CBS' coverage of March Madness averaged 4.7 million viewers and a 1.6, down a tenth from last year's first night. NCAA Tournament coverage across all networks, CBS, TBS, TNT and truTV, was up 4 percent.
8 p.m.
CBS:
NCAA Basketball Tournament 4.7 million viewers (1.6 demo rating) [8-11 p.m.]ABC: Wife Swap5 million (1.7)Fox: American Idol 11.6 million (2.8) NBC: Community 3 million (1.1); 1600 Penn 2.5 million (0.9)CW: The Vampire Diaries 2.5 million (1.2) 9 p.m.
ABC: Grey's Anatomy 9.1 million (2.9)Fox: Glee 5.6 million (2.0)NBC: The Office (R) 2.3 million (0.9); 1600 Penn 2.3 million (0.8)CW: Beauty and the Beast 1.8 million (0.7)10 p.m.ABC: Scandal 8.6 million (2.7)NBC: Law & Order: SVU (R)4.2 million (1.1)