The stars were out at London's Royal Opera House for the Olivier awards, theatre lands version of the Oscars. Hosted by Lenny Henry, the glitzy bash featured many famous faces including Nicole Scherzinger who treated the audience to a rendition of the Cats hit, Memory. Pop princess Pixie Lott, Glee star Dianna Agron and actress Gillian Anderson, who was joined on the red carpet by her lookalike daughter.