Rory Bremner has become the fourth casualty of Strictly Come Dancing 2011, following a vote which once again saw Nancy dell'Olio narrowly escape elimination.

The impressionist found himself in the bottom two with Nancy and Anton du Beke - who were facing the chop for the second week running - but he and partner Erin Boag finished bottom after the judges' scores from Saturday night had been combined with the public votes.