text: , a single based on the show 's theme song , reached number 1 in the UK Singles Chart in December 1997 and remained in the Top 75 for 32 weeks , selling over a million copies .
simplified: , based on the show 's theme song , which reached number 1 in the UK Singles Chart in December 1997 and remained in the Top 75 for 32 weeks , selling over a million copies .