Today's Official Chart Midweek Sales Flash is in.

Jumping up from No.90, Charlie Puth's Marvin Gaye (feat. Meghan Trainor) hits the top spot with 73,896 sales.

In the albums chart, Dr. Dre's first album since 1999, Compton - still exclusive to Apple - is No.1 with sales of 41,320, way ahead of new entries from Frank Turner (Positive Songs For Negative People: 15,116 sales) and Don Broco (Automatic: 7,647). 

You can see the full Top 40 singles and albums midweek charts ...