Tedeschi Trucks Band will welcome a pair of friends during their April 28 set at New Orleans’ Jazz Fest as “Texas royalty” will add to the group’s guitar sound. Jimmie Vaughan and ZZ Top’s Billy Gibbons will join the fold for the band’s special festival set, the group confirmed today.

Jazz Fest will kick off April 22 and will feature headlining sets from Stevie Wonder, Pearl Jam, Neil Young, Paul Simon, Steely Dan, Van Morrison, My Morning Jacket, Elvis Costello, Trombone Shorty and a host of others throughout the festival’s two weekends to go along with a host of pre and after shows.