Feline stars celebrated in Minneapolis film festival
30 August 2012 Last updated at 13:28 BST
The online phenomenon of viral cat videos has been channelled into a film festival celebrating its feline stars.
YouTube videos of cats playing the piano or talking will be shown at the first Internet Cat Video Film Festival at the Walker Art Centre in Minneapolis, United States.
To listen to other Radio 5 live interviews, please visit the Best Bits page.