Aaron Julison Raised in Grand Forks, North Dakota. Julison is the bassist and backing vocalist for Kid Rock and the Twisted Brown Trucker Band. His music roots were laid in being a roadie for a Christian band by the name of SoZo. Julison joined the band in 2003 as a permanent replacement for Mike Bradford, who left in 2001 to be a music producer for Uncle Kracker and Deep Purple. Before Julison, the Twisted Brown Trucker Band had no bass player on their studio albums, Jimmie Bones would use a synth bass instead. Aaron is the youngest member of Twisted Brown Trucker. His sister also had a brief career in Christian music. He also co-wrote the song "Spy" for Tait on their "Empty" 2001 release on Forefront/EMI. Since 2004 Aaron has been the full time bassist for Kid Rock.