Cardiff
The final heat takes Joan Bakewell and Frank Skinner to Wales where artists paint a topless Gavin Henson, Lucian Freud's muse Sue Tilley and war veteran Simon Weston.
The final heat takes Joan Bakewell and Frank Skinner to Wales where artists paint a topless Gavin Henson, Lucian Freud's muse Sue Tilley and war veteran Simon Weston.