 He also joined Brian Henson on stage for Brian Henson's Evolution of Puppetry lectures at the 2013 Edinburgh Festival and guested in the Henson Alternative improv show "Puppet Up" .He has also co-written a children's book with Dick and Dom, which he illustrated.Entitled "Dick and Dom's Slightly Naughty but Very Silly Words," it was published by Macmillan in the autumn of 2013.