Jaxx Nightclub in Springfield, Virginia, with Paul Bostaph filling in on drum duties. It was later confirmed that Bostaph would be officially returning to the band to record the new album. The band debuted a new song at that show titled "The Afterlife", which they also played at Earthshaker Fest. In February 2008, the band released the song "More Than Meets the Eye" from the new album on their Myspace page. In April 2008, Testament was confirmed for Ozzy Osbourne's Monsters of Rock festival to take place on July 26, 2008, in Calgary, Alberta, Canada. Testament released their first studio album in nine years, The Formation of Damnation, on April 29, 2008, through Nuclear Blast Records. It was the first Testament album to feature Alex Skolnick on guitar since 1992's The Ritual, and the first to feature bassist Greg Christian since 1994's Low. The band was confirmed to be the main event on the first day of the "Gillmanfest," a rock festival to be held on May 24, 2008, in Valencia, Venezuela, visiting Colombia for the second time in the band's extensive career. In June 2008, Testament headlined the 3rd stage at Download Festival, held at Donington Park, UK. The band also toured the US as a supporting act for Judas Priest, Heaven & Hell, and Motörhead on the "Metal Masters Tour". The band announced that they had recruited guitarist Glen Drover (ex-Megadeth and King Diamond) to fill in on their upcoming Mexican tour dates with Judas Priest, due to Alex Skolnick's prior commitment to the Trans-Siberian Orchestra. Testament would embark on the "Priest Feast" European tour with headliners Judas Priest and Megadeth in February and March 2009. On March 25, 2009, Testament played a special one-off show at the O2 Islington Academy in London, where they performed their first two albums (The Legacy and The New Order) back-to-back, with British thrash band Sylosis in support. Also in 2009, Testament set out on a 6-week tour across the US to promote The Formation of Damnation, touring with Unearth and Lazarus A.D. In early 2010, Testament toured the United States with Megadeth and Exodus. Alex Skolnick did not participate in the tour due to previous obligations and Glen Drover again filled in for him. In the summer of 2010, the band toured Australia, and supported Megadeth and Slayer on the American Carnage Tour. Testament also headlined for the first time in