LONDON, ENGLAND - SEPTEMBER 12: Comedian David Walliams completes his 140 mile swim along the length of the River Thames in aid of Sport Relief on September 12, 2011 in London, England. Walliams, 40,... more 
LONDON, ENGLAND - SEPTEMBER 12: Comedian David Walliams completes his 140 mile swim along the length of the River Thames in aid of Sport Relief on September 12, 2011 in London, England. Walliams, 40, started his attempt as close to the Thames source as possible in Lechlade, Gloucestershire and has swam the 140 miles, in just eight days, to finish at Big Ben in the heart of London. (Photo by Dan Kitwood/Getty Images) less 
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Getty Images | Photo By Dan Kitwood / Getty Images
Mon, Sep 12, 2011 2:10 PM EDT