CMA Fest

It's unclear what caused the cancellation.

The ABC broadcast is set to feature 28 performances.

CMA Fest in Nashville, which was scheduled to be held June 4-7, was one of the last holdouts as far as cancellations go

The festival, which originated in 1972 as Fan Fair, is scheduled to run June 4-7 in Nashville,

Get a behind-the-scenes peek at CMA Fest 2019.

Will you be tuning in on Sunday?

Join the fun at the ultimate party for country music fans across the globe.

Will you be tuning in?

"I'm a fan on every level. Personally, professionally, musically," Underwood gushed backstage before her performance with Jett.

The big event happens every year in June in Nashville!