Paul McCartney quietly released an album under the alias Percy Thrillington, and fans had no idea it was him for years.

“There was danger of the stuff blowing us up with the water on the amps,” McCartney once recalled. “Everyone was in a bit of a mood, but we did the show. I said, ‘OK’ and I let off a bit of steam, ...

Paul McCartney scored his fourth post-Beatles No. 1 hit on the 'Billboard' Hot 100 with “Listen to What the Man Said.” ...