Radio 1's very own Comic Relief hero Greg James takes viewers later into the night with an hour-long celebrity-packed extravaganza which gives a behind-the-scenes look at how the legendary night of TV comes together, featuring exclusive interviews from the star-studded cast of thousands who've made this year's show such a success.David Walliams shares his experience of filming with the legendary Professor Stephen Hawking for Little Britain, Stephen Fry gives us the lowdown on being a national treasure, Ben Miller reveals all about the return of Mr Bean, and there's much more Red Nose Day gossip to fuel the fundraising and even more laughter.