Lady Gaga and Ariana Grande are leading the race for this week's number one single, according to midweek data from the Official Charts Company.
The duo's collaboration 'Rain On Me' is currently 7,000 chart sales ahead of the current number one, 'Rockstar' by DaBaby ft. Roddy Ricch.
YouTuber-turned-rapper KSI continues his surprise assault on the singles chart, with 'Cap' - ft. Offset - on course to chart at three.
The 26-year-old could end the week with three singles in the top 20, with 'Houdini' tracking at 11 and 'Killa Killa' at 13.
Grande's collaboration with Justin Bieber, 'Stuck With U', props up the top 10 after two days of chart sales.
Watch the video for 'Rain On Me' below:
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