Robin Thicke's 'Blurred Lines' is on course to top the UK singles chart for a second week running.

The catchy tune featuring Pharrell Williams and TI has secured the No. 1 spot in the midweek chart update today (June 5).

According to today’s Official Chart Update, 'Blurred Lines' is outselling its closest competitor Naughty Boy Featuring Sam Smith’s 'La La La', by nearly two to one.

After reaching the top spot last weekend, Thicke told OfficialCharts.com: “It is an honour and a pleasure to be Number 1 in the UK. It’s something I’ve always dreamed of, and I am so grateful to all the people who made this dream come true. Thank you!”

Former X Factor finalists Union J's new track 'Carry You' has entered the mid-week chart at No. 3 while chart topping track 'Get Lucky' from Daft Punk featuring Pharrell Williams has slipped one place to No. 4.

Passenger's 'Let Her Go' is down two places to No. 6 while Jessie J's newest single 'Wild' featuring Dizzee Rascal and Big Sean has also slipped three places to No. 8.

Demi Lovato's 'Heart Attack' is down one place to No. 11 while Calvin Harris' 'I Need Your Love' featuring British songstress Ellie Goulding has dropped two places to No. 18 after 15 weeks in the chart.