Front Row

David Walliams and Horrid Henry creator Francesca Simon discuss the role of parents in the work of Roald Dahl. Jack and Harry Williams, the writers behind TV drama The Missing, discuss their new series One of Us, where an inexplicable murder leads to the revelation of secrets within two families. He painted, he sculpted, he made ceramics and prints but did you know that Pablo Picasso also wrote plays? As rarely performed Desire Caught By the Tail is staged in London, its director Cradeux Alexander and critic Richard Cork discuss what we learn about the artist through his theatrical work.After months of speculation about his new album, singer Frank Ocean released an unexpected 'visual album' Endless today. Newsbeat's Jimmy Blake talks about the rise of visual albums in today's music industry.