James & Anna meet former Olympic heptathlete Kelly Sotherton and attempt their own makeshift tetrathlon.

Thanks to Finsbury Park running track and Team GB for their assistance in making this show.

This episode was presented by Anna Ptaszynski and James Harkin 

Contributions from Kelly Sotherton and Jo Hobson

Produced by Molly Windust and James Harkin

Sound recording and outdoor editing by Adrian Bradley

Studio editing by James Harkin

Graphic design and sound design by Alex Bell

Sound engineering by Leying Lee

Production Assistance by Natascha McQueen and Tara Dorrell 

And for more sporting stories and curiosities, James and Anna's book, A Load of Old Balls is out now.

This was a QI Ltd Production.