Sales of Mamma Mia! Here We Go Again dip for the second straight week but the Motion Picture Cast Recording spends an easy fourth week atop the artist album chart, and tops the combined album chart for the first time.

The only album on which consumption topped 20,000 units in the week – its tally of 30,129 includes 8,297 from sales-equivalent streams – it is only the seventh new No.1 album of what has been a very stable year at ...