The BBC panel show, which was hosted by Martin Clunes and featured Jennifer Saunders and Bernard Cribbins as guests, took 22% of the audience share at 9pm. It was immediately followed by Live at the Apollo, which attracted 3.16m (15.4%) viewers.
Also on BBC One, The Graham Norton Show - featuring guests Jamie Oliver, Ben Stiller and Martin Freeman - pulled in 3.12m (21.7%) viewers at 10.35pm.
Over on ITV, anniversary concert Boyzone at 20: No Matter What was viewed by 3.06m people at 9pm, racking up a 14.6% audience share. Off the Beaten Track, which saw Christine Bleakley visit Fife, pulled in 2.89m (13.4%) at 8pm.
QI was BBC Two's highest rated show, drawing in 2.05m (10.7%) viewers at 10pm. The channel enjoyed consistent ratings throughout the evening, securing 1.74m (8.1%) for Mastermind at 8pm, 1.21m (5.5%) for Kangaroo Dundee at 8.30pm and 1.67m (8%) for Wild Burma at 9pm.
On Channel Four, Derren Brown: The Great Art Robbery was watched by 1.63m (8.1%) at 9pm. It was the station's highest-rated show of the evening, beating Marvel: Agents of Shield with 1.04m (4.7%) viewers and Alan Carr: Chatty Man with 1.02m (7.3%). viewers.
Channel Five's ABBA night peaked with The ABBA Years at 9pm. The documentary secured 1.21m (5.8%) viewers. Approximately 999k (5.7%) stuck around to watch ABBA: Absolute Image at 10pm, while a further 891k (7.9%) watched ABBA: Live in Concert at 11pm.
On the multichannels, 602k (3%) watched Sherlock: The Reichenbach Fall at 9pm, while 555k (0.9%) watched Cameron Diaz and Kate Winslet in The Holiday on ITV2 at 8pm.
BARB ratings data supplied by Attentional