Ratings: Did Glee Sing? Plus: NCIS and Other Finales

Glee
Tuesday's tallies:
8 pm/ET
American Idol's final Season 8 sing-off delivered 23/07 million total viewers, up 6 percent week-to-week. NCIS' season-ender (poor Ziva...) netted 16.09 mil, up 210K. Reaper's likely penultimate episode drew 1.79 mil, down 200 thou.
9 pm
The Dancing with the Stars finale tangoed with 20.12 million viewers, on par with the show's year-ago disco ball hand-out. The Mentalist concluded its freshman run with 16.84 mil, up 720K.
Fox's Glee debuted to 10.75 mil 1 and needs to resume its first season, like, yesterday! Fox notes that Glee was Tuesday night's No. 1 Twitter topic, while New Directions' version of "Don't Stop Believin" emerged as the No. 2 most downloaded song on iTunes.
90210's school year came to a close with an audience of 2.09 mil.
10 pm
Lagging far behind DWTS, Without a Trace bowed out — for good — before a crowd of 11.32 mil, dropping 16 percent week-to-week.
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