Last updated at 18:08

What are you doing for Sport Relief?

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Sport Relief raises money for vulnerable people in the UK and in some of the world's poorest countries.

We've been hearing for months about what challenges celebrities and people all over the UK are planning to do to raise money.

Helen Skelton has trekked 500 miles across the South Pole in freezing temperatures, David Walliams swam 140 miles down the River Thames in London and comedian John Bishop biked, rowed and ran from Paris to London - nearly 300 miles in just five days!