21/28 Andrew Marr interviews David Hockney about his newest exhibition A Bigger Picture. (R)
BBC One Northern Ireland
Frank Skinner follows the music hall star's rise to fame and explores his popularity. (R)
Carolyn Quinn discovers how Dickens was inspired by his time as a Westminster journalist.
Matt Baker and Alex Jones are joined in the studio by Grease star Olivia Newton-John.
4/7 Greg Hemphill casts his eye over memorable Scottish TV characters.
BBC One Scotland
An update to Mike McKimm's 2005 report on his trip to the Titanic's resting place.
Thursday 19 April 2012