Saturday's highlights show could only muster 869k (4.2%) for Channel 5 in the 9pm hour, nearly half the amount watching Friday's eviction show.
The Endemol reality show recorded its worst ever figures of 775,000 last month when it aired during England's Euro 2012 quarter-final loss to Italy.
Andrew Lloyd Webber's Superstar also performed to a tough crowd, as 2.89m (14.8%) tuned in on ITV for the start of the talent search's second week at 8pm (+1: 124k/0.6%).
BBC One's National Lottery: Secret Fortune managed 4.28m (21.5%) at around the same time, while Indiana Jones and the Temple of Doom (4.37m/24.6%) and Casualty (4.41m/21.1%) also won their respective slots.
On the outskirts of the channel's peak time lineup, Pointless Celebrities (2.98m/20.3%) at 5.30pm and Mrs Brown's Boys (3.47m/18.9%) at 10.30pm also performed admirably.
The Nation's Favourite Number 1 Single rounded off ITV's night with 2.57m (12.6%) at 9pm (+1: 180k/1.1%), while The Million Pound Drop Live logged 1.39m (6.9%) on Channel 4 (+1: 177k/1.1%).
Elsewhere, Dad's Army was BBC Two's best-rated broadcast with just 1.43m (7.7%) at 7.30pm. Classic drama on ITV3 fared much better with Doc Martin (1.11m/5.7%) and Lewis (1.34m/6.8%) pulling in bumper ratings.
Overall, BBC One topped primetime with 21.7%, way clear of ITV1's 13.7% (+1: 0.7%). Channel 4 and ITV3 tied in third place with 5.7% (C4 +1: 1.2%), followed by BBC Two's 4.5% and Channel 5's 4% (+1: 0.2%).
BARB ratings data supplied by Attentional