Stars celebrate National Paralympic Day

British Paralympic champions Hannah Cockroft, Jonnie Peacock, David Weir and Ellie Simmonds return to the Olympic Stadium in London today.

The event in London forms part of National Paralympic Day and brings the 2015 Anniversary Games to a close.

The day, which also includes swimming at the Aquatics Centre, celebrates the best of paralympic sport.

Newsround caught up with swimming superstar Ellie Simmonds to find out more.