Diversafest (Dfest), Oklahoma's Music Conference and Festival, was an annual live event that showcased independent and emerging artists and hosted educational music industry panels and a tradeshow. Dfest took place the last weekend in July in the historic Blue Dome District of Tulsa, Oklahoma. The music conference and festival had the purpose of promoting and empowering emerging artists from around the United States. By 2008 Dfest had grown to include more than 140 bands performing on over 10 stages in downtown Tulsa and featuring music industry panels, clinics and a tradeshow during the days at the host conference hotel. Attendance over the two-day event in 2009 was nearly 70,000. However, the 2010 festival was cancelled. There has been no news on a possible return of Dfest in 2011.

Rainbows are Free is a 5-piece doom metal band from Norman, Oklahoma. They won the 2011 "Woody Award" for "Best Metal Artist" in Oklahoma and again in 2012. and their music has been heard on KSPI 105.3 "The Spy." Stonerrock.com had described their music as "Slamming waves of molten guitar magma." In an interview in the Tulsa World, guitarist Ritchie describes their sound as "Heavy classic rock/ proto-metal with moments of droney psychedelia and groove riffage." RAF, have opened for Black Mountain, Black Angels, Dead Meadow and High on Fire.

Rainbows are Free - Self Titled EP
Believers in Medicine

Claude Russell Bridges (born April 2, 1942), known professionally as Leon Russell, is an American musician and songwriter, who has recorded as a session musician, sideman, and maintained a solo career in music.

Born in Lawton, Oklahoma, he began playing piano at the age of four. Russell attended Will Rogers High School in Tulsa, Oklahoma. At this time he was already performing at Tulsa nightclubs. After moving to Los Angeles, he became a session musician, working as a pianist on the recordings of many notable musical artists since the 1960s. By the late 1960s, Russell diversified, becoming successful as an arranger and wrote/co-wrote songs. As a musician, he worked his way from gigs as a sideman to well known performers. By 1970 he had graduated to solo recording artist, although he never ended all his previous roles within the music industry.

Russell was inducted into the Rock & Roll Hall of Fame on Monday, March 14, 2011, at a black-tie dinner at The Waldorf-Astoria hotel in Manhattan.