Charleen McCrory offered her first public comments since the bassist's death.
On Wednesday, it was revealed that Hill died in his sleep at home in Houston of indeterminate causes.
FOOs played snippets of "Beer Drinkers And Hellraisers" and "La Grange".
Ozzy, Paul Stanley, Slash, and Billy Corgan are among hundreds of rockers who have paid tribute to the Texas icon.
The band took to social media today to confirm the passing of their original bassist and founding member.
The southern rockers kicked off their tour less than two weeks ago in Iowa.
Hill was forced to return to Texas to address a hip issue.
The 77 date tour rolls through the South, Midwest and Far West.
The track is from his new solo album, "Hardware", which was released June 4th.
This marks the fourth consecutive year that AXS TV has aired the event.