Tom Dunne: More people should really come and feel the noise of Slade

Slade held incredible chart records, only being surpassed by The Beatles.
“Whatever happened to Slade?” asked the graffiti on a wall in London in 1977.
In a world then in thrall to punk rock, it was a good question. Only three years previously they’d been the biggest UK singles act of the ’70s. Only The Beatles had had a better run of chart success. Yes, indeed, what had happened to Slade?