The Apprentice: You're Fired! host explains about the content of the upcoming programme, and often uses at least one humorous highlight taken from the recent episode of "The Apprentice". Initially, the format of this segment during Adrian Chiles' tenure was to conduct the introduction within the audience before making his way to his seat on the main stage, but this was later changed early into Dara O'Briain's tenure, who simply made the introduction from the main stage; only rarely did he revert to using the previous format for introducing the show. After his departure, the format was altered for Jack Dee's short tenure on
Dara Ó Briain on Challenge. From 3 to 5 January 2011, Ó Briain and Brian Cox presented "Stargazing Live" on BBC Two, three programmes based at the Jodrell Bank Observatory, scheduled to coincide with the conjunction of Jupiter and Uranus, a partial solar eclipse, and the Quadrantid meteor shower. The two presenters hosted a second series of three-hour-long programmes, plus follow-up 30-minute shows called "Stargazing Live: Back to Earth", from 16 to 18 January 2012. From 8 to 10 January 2013, they presented the third series, again accompanied by "Back to Earth". From 16 April 2012, Ó Briain presented an eight-episode series of