[6] In an interview with The Times, the brothers stated that "young guys don’t want to listen to charities lecturing them so we took a different approach" creating the social movement organisation Check One Two and devising its first campaign 'Feeling Nuts'.
[7] In an interview with The Huffington Post Andrew explained: "Our mission is to empower people to spread awareness of this preventable cancer and change behavior to check themselves regularly.
[9] The tipping point for Feeling Nuts arrived in August 2014 when the brothers dropped their trousers in Oxford Street in London and took a selfie grabbing their crotches, receiving 4,864 retweets and 13,507 favourites on Twitter.
[5] Soon more celebrities started to challenge each other including Hugh Jackman, William Shatner, Ricky Gervais,[11] chef Jamie Oliver[12] and fashion model Cara Delevingne.
[14][failed verification] The show premiered on 24 October 2014 and was hosted by comedian Jack Whitehall as well as featuring comedy sketches from Cara Delevingne, Jimmy Carr, One Direction and musical performances from James Corden and Rizzle Kicks.