Joan Bakewell presents a back to back special of Portrait Artist of the Year on Tuesday 20th March on Sky Arts. In the first episode, the three finalists will be painting celebrity sitter Emeli Sandé to see who will be crowned this year's winner at 8pm. Joan then follows up with a special film following the competition winner after they have won the career-changing £10,000 commissioned portrait of Sex and the City star Kim Cattrall at 9pm.