Members of ekoostik hookah sat in with Gov’t Mule on Sunday at Thornville, OH’s Legend Valley. At ekoostik hookah’s own Hookahville, hookah guitarist Steve Sweney emerged at the start of Gov’t Mule’s encore for “Sco-Mule.” ekoostik hookah keyboardist Dave Katz then joined Sweney and the members of Mule for a show-closing, area-appropriate take on Neil Young’s “Ohio.” ekoostik hookah will perform at Sandusky, OH’s Barrel House Saloon on June 6.