Slade are an English rock band. The British Hit Singles & Albums stated they were the top UK group of the 1970s. They were the first act to have three singles enter at #1, and all six of the Wolverhampton band's chart-toppers were penned by Noddy Holder and Jim Lea. Total UK sales were 6,520,171, and their best selling single, "Merry Xmas Everybody", sold more than 1 million copies worldwide.