If you are looking for when they got put together it was the Bootcamp Stage.
They were formed in the Boot Camp episode.
ON the last when they announced they were leaving 1D out.
One Direction performs in one of the episode of icarly
They have already filmed the "Judges House" episode. It was filmed in London, not Australia.
It is season 6 episode 4 and it's called iGo one direction
The group One Direction came in third in the seventh season of the UK X-Factor in the final performance. The three groups that placed were, One Direction, Rebecca Ferguson, both behind the winned Matt Cardle. The episode aired 10 December 2010.
An X-factor is a show, in which One Direction came in third.
One dIrection came 3rd in the x factor 2010
One Direction finished in third place on the X Factor.
One Direction were formed on X factor.
One Direction got third place in the X Factor U.K.
One direction came in third place on the x factor in 2010.