The performances programme pulled in 6.87m (26.7%) between 7pm and 8.05pm, topping the audience for last week's launch show. Later in the evening, the results programme logged 5.18m (20.4%) between 9.45pm and 10.10pm.
Elsewhere on BBC One, The National Lottery: In It To Win It had 6.44m (24.5%) from 8.05pm, then a new episode of Casualty appealed to 6.35m (23.7%).
The second episode of new ITV1 dating show Take Me Out took 4.46m (17.2%) at 7.30pm, a rise of over 800k on last week's launch show. All Star Mr & Mrs followed with 5.36m (20%), then a screening of Notting Hill managed 2.88m (13.5%) from 9.30pm.
Channel 4's repeat screening of The Simpsons Movie interested 2.22m (8.5%) at 7.15pm, with a further 329k (1.2%) on timeshift. The latest update from the Celebrity Big Brother house claimed 2.48m (9.4%) in the 9pm hour, with a further 446k (1.9%) on timeshift.
BBC Two documentary By The People: The Election of Barack Obama averaged 1.08m (4.1%) between 7.30pm and 9.25pm, after which QI XL brought in 1.91m (7.4%). The new season of Heroes followed with 1.42m (6.9%) for a special two-part premiere.
Five's double-bill of NCIS had 1.44m (5.5%) and 1.45m (5.4%) from 7.45pm, then two hours later, the sixth season of CSI: NY launched to 2.61m (10.7%). Law & Order: SVU closed out prime for Five with 859k (4.6%).
Overall, BBC One dominated primetime with an average share of 24% to ITV1's 16.2%. Channel 4 was third with 8.2% (+1: 1.3%), followed by Five with 6.6% and BBC Two with 5.7%.
BARB ratings data supplied by Attentional