Grand Slam Detroit Festival 2026 @ Detroit Opera House
Get Tickets on Eventbrite
$12-$137
Join us at Grand Slam Opening Day Festival on Friday, April 3rd! Detroit's BIGGEST Opening Day PARTY!
📅 Date & Time
Friday, April 3, 2026
9:00 AM – 5:00 PM
💰 Cost
$12-$137
Event data via Eventbrite
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