Madonna is number one!
Well, that is to say, she sold the most albums. But unfortunately for Her Madgesty, the Billboard 200 is now going by a slightly different metric for its album ranking.
Now they're looking at what's called multi-metric consumption.
That means for the album chart, they're also adding in single purchases that add up to a full album, even if they're purchased by several different people.
So according to Billboard, even though Rebel Heart sold the most copies — 116,000 — its final number including track equivalent album sales is about 121,000.
Not bad at all, but the new ranking is giving a different album the official number one spot: