Around 400,000 people across the UK have done their bit for charity by running a mile for Sport Relief in an attempt to raise cash.
Races went on in locations around the UK including London, Brighton, Cardiff, Glasgow, Leeds and Birmingham.
Celebs like McFly, chef Jamie Oliver and Olympic gold medallist Dame Kelly Holmes all took part in the event.
The Sportsround crew took part in a special 400m relay race for the charity, but only managed third place!
Jake put in a bit of a slow race
They were racing against four teams of teens from all over the country, who had won a competition to take part.
Even Prime Mnister Tony Blair and Priince William did their bit, although they ran before the main events.
Other events taking place on TV include celebrity snooker and pigeon racing, and a special episode of Mastermind featuring two people known for not being too bright - Jade and Chantelle from Big Brother.
And comedian David Walliams managed a huge 21-mile swim across the English Channel to raise money for the charity.