EMI artists including Coldplay, Katy Perry, David Guetta, The Beach Boys, 30 Seconds To Mars, Daft Punk and Gorillaz are raising funds by auctioning items on eBay to support victims of Japan's earthquake.

Auction starts April 5 and runs until April 21, with lots including Chris Martin's jacket from the 2010 Viva La Vida tour, Katy Perry's cupcake trampoline and David Guetta's macbook. All funds to the Japanese Red Cross.