It was hats off to Scottish singers Annie Lennox and Susan Boyle as their headwear raised more than £650 for charity.

They donated some of their trademark headwear to raise money for the homeless in an online auction, which ended last night.

Lennox donated a fedora hat by Chapeau Chateu – which attracted a top bid of £166 on eBay.

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Boyle's dazzling silver sequined beret made £500.

The Woolly Hat Day online auction is in aid of the St Mungo's charity, aims to help people sleeping rough.

Boyle's headwear was described as "perfectly stylish and a fabulous addition to any woman's wardrobe". While Lennox's hat was crafted from felted wool and was finished with leopard print.