The Steepwater Band Chicago rock radio station WLUP to open for Bon Jovi at the sold-out United Center. In 2006 the band performed at various festivals and concerts with Umphrey's McGee, Yonder Mountain String Band, Keller Williams, the Doobie Brothers, Ian Gillan (Deep Purple's vocalist), and Cheap Trick. The band's third full-length album, "Revelation Sunday", was released on August 15, 2006 with a release concert held on August 11, 2006, at Chicago's Metro music venue. In September, the band headlined three concerts, with The Soulbreaker Company as the opening act, in Madrid, Bilbao, and Barcelona, Spain. Rick Richards, guitarist of The Georgia Satellites,
The O2 sound and security technology, including RFID smart card tagging of staff and VIP guests, and digitally managed sound. There are four computer server rooms to provide this technology. The complex is also covered by CCTV and security personnel. Arena visitors and their bags are screened with X-ray machines and metal detectors at the main entrance. The O2 Arena (referred to as the North Greenwich Arena for the 2012 Summer Olympics and Paralympics) is a 20,000 capacity venue, primarily used for live music. It is located at the centre of The O2 and is the first American-style, multi-purpose arena in London.