Russell released the Okie rock album Angel in Disguise on his Leon Russell Records label. Bad Country released on Leon Russell Records in 2007, with 12 original songs by Russell. Russell played at Diversafest, Tulsa's music conference and festival, in 2007. Almost Piano was released in 2007 by Leon Russell Records. It is a synthesizer piano collection of ten instrumentals from Russell. In Your Dreams was released on CD by Leon Russell Records in 2008, as was A Mighty Flood, a gospel album with original songs by him. Billboard magazine described the latter as "a recent treat" and "buoyant". 2010s On January 31, 2010, Russell joined the Zac Brown Band to play the song Chicken Fried at the Grammy Awards. Zac Brown Band won the Best New Artist award. After years of reduced prominence, Russell's career was rejuvenated when Elton John sought him for a new project. In November 2009, Russell worked with John and Bernie Taupin on The Union, a double album record credited equally to Russell and John. Recorded in February 2010 and produced by T Bone Burnett, the CD was released on October 19, 2010. The Union was Russell's sixth gold album. The recordings were interrupted in January 2010 when Russell was hospitalized and underwent surgery for a brain fluid leak, as well as treatment for heart failure and pneumonia. A couple of months later, Russell announced plans for a solo LP, although no specifics were given, and in October 2010 Russell and John embarked on The Union Tour. John and Russell also appeared on the Late Show with David Letterman. Russell and John were nominated for their track “If It Wasn't for Bad", from their The Union album, for Best Pop Collaboration with Vocals at the 2010 Grammy Awards, which were presented on February 13, 2011. In 2011, the documentary film The Union by Cameron Crowe was released. It explored the creative process of John and Russell in the making of the 2010 album The Union. On April 2, 2011, Russell and John performed together as the musical guests on Saturday Night Live. Rolling Stone placed the album in third place on its list of the 30 Best Albums of 2010. In 2012, Russell and Vince Gill sang the song A Way to Survive on the Living for a Song: A Tribute to Hank Cochran studio album by Jamey Johnson. Russell played in Willie Nelson's Fourth