The singer's latest single 'Candy' remains at number one on the midweek chart, while his ninth studio album Take The Crown looks set to land on top.
Labrinth and Emeli Sande remain at number two with 'Beneath Your Beautiful', while The Wanted land at number three with 'I Found You'.
Adele is at four with 'Skyfall', Swedish House Mafia are at five with 'Don't You Worry Child' and Misha B is at six with her second single 'Do You Think Of Me'.
Rita Ora's 'Shine Ya Light' climbs 39 places to eight following last weekend's X Factor performance and Sub Focus's new track 'Tidal Wave' looks set to debut at 10.
Christina Aguilera is currently at 14 with new single 'Your Body', while Beyonce's 'Listen' moves up to 27 following Jahmene Douglas's rendition of the track on The X Factor.
While Robbie Williams is on course to hit number one with Take The Crown on the albums tally, Andre Rieu & Johann Strauss Orchestra trail at two with Magic Of The Movies.
Former Radio 1 DJ Chris Moyles is at seven with The Difficult Second Album, Aerosmith are at eight with Music From Another Dimension and Ne-Yo is at 14 with R.E.D.
Watch the music video for Robbie Williams's 'Candy' below: