A guitar autographed by Hollywood heart throb Robert Pattinson has been put on sale on Internet auction site eBay.com.

The guitar has a reserve price of 1,000 pounds and the auction ends on March 20. The proceeds will go to Los Angeles-based homeless charity The Midnight Mission, reports dailystar.co.uk

The 'Twilight' star had visited an instrument store in Tarzana, California, when the owner approached him to autograph one of the guitars and pose for a picture. Pattinson agreed and the instrument has now been put up for sale.