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
O2 (Ireland) 3 Ireland upon completion of the deal. The deal was cleared by the EU in June 2014. On 15 July 2014, the acquisition was fully completed. On 2 March 2015 it was announced on social media that O2 Ireland and Three Ireland were merging with O2 posting the following message to their Twitter page: "Today, O2 will become Three as 1.5 million customers are welcomed into the Three family. This means the O2 logo will be replaced by a Three logo in stores, on the website, and on phones and bills. All the benefits you experienced as an O2 customer