NASHVILLE, Tenn (AP) — Country singer Darius Rucker couldn't quite believe it when he was surprised this week with the news that his song "Wagon Wheel" was certified eight times platinum, making it one of the top five most popular country singles ever.

On Wednesday, Rucker stopped by the Country Music Hall of Fame and Museum to see his items in an exhibit, but his label, Universal Music Group Nashville, surprised him with a plaque featuring eight platinum-colored records.

After repeating the word "Wow!" over and over, Rucker muttered to himself, "That can't be true," as he inspected the plaque...