Dara Ó Briain 12Foot6. In 2013, Ó Briain joined Jack Dee, Chelsee Healey, Greg James, Melanie C and Philips Idowu in "Through Hell and High Water", a Comic Relief challenge which involved British celebrities canoeing the most difficult rapids of the Zambezi River. They raised over £1 million for the charity. "Dara and Ed's Great Big Adventure", a 2015 three-part fly-on-the-wall television series, followed Ó Briain and Ed Byrne on their journey by car down the Pan-American Highway. In June 2015, "Dara Ó Briain Meets Stephen Hawking", in which Ó Briain travels to Cambridge for a series of interviews with theoretical physicist Stephen
The Apprentice (Irish TV series) of their lives for the show. The production of the celebrity version of the show was postponed until the third series finished production in August 2010. As part of TV3's 2013 Autumn Schedule, the Celebrity Apprentice Ireland launched in September 2013. "The Apprentice" Series 4 began airing on 3 October 2011. "The Apprentice: You're Fired" presented by Anton Savage also returned. The fourth series consists of sixteen candidates in total again this year. In the three previous series, the candidates were initially separated into two teams based on gender. This year however, Bill split the teams into 'youth' and 'experience'.