Ever wondered what the best selling album of all time is? See here to find out who has the top spot and all the other albums that have dominated worldwide sales (WARNING: some of these WILL depress you)
We already know Adele's 21 is the UK's biggest record this decade, but let's delve a little deeper, shall we? Extending back through musical history, we revisit the legendary albums that have sold millions and millions of copies worldwide.
From Fleetwood Mac to Mariah Carey, see if your favourite album makes the list, and if you agree with the best selling albums of all time.