Radio 1 Breakfast with Greg James has become known for its big summer stunts. From hiding its presenter and making listeners and find him, to trapping him in an escape room, to locking him in a caravan! Its not easy being Greg James, you know.



This year's event sounds simple enough - a giant jigsaw with pieces hidden all over the UK. But organising that was quite a mission. Talking to Christian Hewgill this week are Chris Sawyer and Leila Mitwally, producers on Radio 1 Breakfast and the brains behind the giant jigsaw challenge.



In this episode you'll learn from Chris and Leila...