Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England. Four models escorted by four sheep posed for photographs in support of The Campaign for Wool's 'Wool Week' to encourage people to donate unwanted woolen items to be reused, recycled or resold through Marks and Spencer and Oxfam shops. 'Wool Week' starts Oct. 15, and ends Oct. 21.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
A model stands with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Onlookers take phone photographs as models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
Models parade with sheep in Oxford Street on Oct. 11, 2012, in London, England.
A sheep stands in Oxford Street on Oct. 11, 2012, in London, England.
A model reacts as she parades with sheep as it relieves itself in Oxford Street on October 11, 2012 in London, England.