The O2 venue, rebranded The O2, was reopened to the public on 24 June 2007 with a concert by Bon Jovi in the arena. The O2 celebrated its first year with a book, including a double page picture of Elton John from his September 2007 "Red Piano" show. Prior to this reopening, other events took place, including a soft opening for residents of the area to explore the entertainment district and an opening for staff called "The O2 Premiere" which featured Peter Kay, Tom Jones, Kaiser Chiefs and Basement Jaxx. An event called "Out of the Blue" featuring circus acts also took
The O2 Arena The arena building itself takes up 40% of the total dome structure. The seating arrangement throughout the whole arena can be modified, similar to the Manchester Arena. The ground surface can also be changed between ice rink, basketball court, exhibition space, conference venue, private hire venue and concert venue. The arena was built to reduce echoing, a common problem among London music venues. On 21 July 2007, British rock band Keane played the arena as part of their Under the Iron Sea Tour, and the performance was later released as their "Keane Live" DVD. From 2008, the O2 Arena has