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: You're Fired! programme, right after its first episode on 22 February 2006. After the spin-off's first series, the BBC decided to move the companion show to BBC Two, after it had decided to move "The Apprentice" to BBC One in order for it to be viewed by a mainstream audience. Chiles remained as the host following the move until the end of its fourth series, when he decided to leave the BBC upon signing a deal to work on programmes for ITV. Following his departure from "You're Fired!", the broadcaster unveiled comedian Dara Ó Briain as his replacement, who hosted the show