25 - Adele
Another record broken by Adele! Her album 25 is the UK's fastest million-selling album of all time. It took her 10 days after going on sale to hit a million sales beating Oasis who took 17 days to achieve this mark with their 3rd studio album ! Adele's 25 is also the UK's biggest No.1 album ever, it has the biggest one-week sales in US chart history.