Slipknot, one of the most prolific and brutal metal bands out there, are back. The masked 9-piece heavy metal band from Des Moines, Iowa first descended on the UK in 1999 when they released their debut self-titled album. 16 years and five album releases later they’re now a multi-platinum, grammy-award winning band, renowned for their chaotic live shows. Daniel P Carter gains exclusive access to the band backstage at the final show of their first UK tour in six years. Here he catches up with band members Cor