'Art sends a shiver down my spine' - Mercedes Stoutzker

Collectors Ian and Mercedes Stoutzker have loaned their stunning private collection of 20th Century art to National Museum Wales.

The Bacon to Doig exhibition contains works by artists including Francis Bacon, Lucien Freud and David Hockney, collected since the early 1960s.

Mercedes Stoutzker explains how she started collecting in the early parts of the careers of some of Britain's best known contemporary artists.