With Mark Lawson. Brendan O'Carroll, the creator and star of the comedy Mrs Brown's Boys, reflects on the genesis of his raucous alter-ego Agnes Brown and her loving but dysfunctional family. Conductor Sir John Eliot Gardiner first made his name with interpretations of baroque music on period instruments, but this week he tackles Verdi's Rigoletto for the very first time. He discusses his approach to performing it at the Royal Opera House. A major retrospective of the Turner Prize-winning artist Gillian Wearing is about to open at the Whitechapel Gallery in London, featuring her films and photographs which explore public faces and private lives. The exhibition includes her 1992 series of images in which people were offered paper and pen to communicate their message or thoughts. Sarah Crompton reviews. Producer Jerome Weatherald