acoustic version of their song "Doubleback" with a large fiddle band. ZZ Top played Super Bowl XXXI in 1997, along with the Blues Brothers and James Brown. ZZ Top also performed at the 2008 Orange Bowl game in Miami, as well as the Auto Club 500 NASCAR event at the Auto Club Speedway in Fontana, California. On June 23, 2008, ZZ Top celebrated the release of their first live concert DVD titled Live from Texas with the world premiere, a special appearance, and charity auction at the Hard Rock Cafe in Houston. The DVD was officially released on June 24, 2008. The featured performance was culled from a concert filmed at the Nokia Theater in Grand Prairie, Texas, on November 1, 2007. On January 22, 2010, Billy Gibbons, Will Ferrell, and Beck joined a band playing Lynyrd Skynyrd's "Free Bird" on Conan O'Brien's last Tonight Show appearance. O'Brien joined in on guitar. In June 2011, various media sources reported that the new song "Flyin' High" would debut in space. Astronaut and friend of ZZ Top Michael Fossum was given the released single to listen to on his trip to the International Space Station. On June 4, 2014, ZZ Top opened the CMT Awards ceremony, performing "La Grange" with Luke Bryan and Florida Georgia Line. Musical style The Guardian described ZZ Top as "part traditional, part contrary, and part of the deep seam of Texas weirdness that stretched from the 13th Floor Elevators through to the Butthole Surfers". Texas Monthly described their music as "loud, macho, greasy, and distorted", with "unrepentant misogynistic references". In the early 1980s, ZZ Top embraced synthesizers and drum machines, drawing inspiration from British electronic acts such as Orchestral Manoeuvres in the Dark and Depeche Mode (while deriving their dance moves from the former). Hill and Gibbons worked as a kind of double act, looking similar and employing simple stage choreography that Hill described as "low-energy, high-impact". ZZ Top's music has been classified as blues rock, hard rock, boogie rock, Southern rock, blues and Texas blues. Drug use Beard struggled with addiction in the 1970's, claiming to have spent "every bit" of his money earned from ZZ Top's tours on drugs. Beard explains that he had different reasons for taking different drugs, saying "the pills thing came about just from the workload. And the heroin thing came about because I just liked it. I mean, you ever