Why did Nelly cancel his Toledo concert?

A release stated that he is working to come back to the Toledo area in the near future, but no date has yet been scheduled.
University of Michigan running back Donovan Edwards is hard at work in spring ball right now, but on Monday he was in Assumption visiting students at Holy Trinity.

Nelly is a no-show at MI county fair. Will fans be refunded?

BLOG Nelly Toledo

No Nelly! Fans in Bay City, MI Shorted Due To Scheduling Snafu

Nelly concert at Allegan County Fair rescheduled for Thursday

nelly concert ohio state fair

Jessica and Nelly Korda: The 'built-in best buddies' taking the golfing world by storm

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Nelly performs high-energy concert at the Ohio State Fair

Nelly performs at Monroe Michigan County Fair

Nelly expected to appear at Allegan County Fair since show cancellation