The BBC One panel show, featuring Stephen Merchant at the helm and guest panellists Hal Cruttenden and Gabby Logan with Paul Merton and Ian Hislop, took 21.9% of the audience share at 9pm. Citizen Khan, which followed at 9.30pm, matched its previous week's audience with 2.66m (13%).
Piers Morgan's Life Stories with Julian Clary secured 3.7m (17.7%) in the same 9pm timeslot for ITV (+1: 281k).
Meanwhile, The Graham Norton Show - featuring special guests including Katy Perry and Paul McCartney - aired to 3.39m at 10.45pm.
Channel 4's 8 Out of 10 Cats attracted 1.19m viewers (5.6%), with an additional 167,600 tuning in on Channel 4 +1. At 8pm, Marvel's Agents of S.H.I.E.L.D. pulled in 1.37m (6.2%), with 298,600 (1.4%) watching an hour later.
The first episode of Greg Davies's new sitcom Man Down aired to 1.4m (6.8%) at 9.30pm (+1: 116k).
Britney Spears's appearance on Alan Carr: Chatty Man secured 1.22m viewers (7.8%) on Channel 4 at 10pm (+1: 204k).
However, it was outperformed by Stephen Fry's QI on BBC Two at the same time, with 2m watching (11.1%).
BBC Two also saw a strong performance from Strictly Come Dancing: It Takes Two in a pre-primetime 6.30pm slot, airing to 1.91 million (10.5%)
Caught on Camera drove Channel 5's strongest performance, with 858,800 watching at 8pm - a 3.9% audience share, closely followed by Hens Behaving Badly, which caught the interest of 713,000 (3.4%) at 9pm.
On the multichannels, 'The Quarterback' - Glee's tribute to Cory Monteith - was seen by 314k (0.5%) at 8pm.
BARB ratings data supplied by Attentional