1. Sam Smith - 'Too Good At Goodbyes' (1 week)

2. Taylor Swift - 'Look What You Made Me Do' (2 weeks)

3. Pink - 'What About Us' (2 weeks)

4. Calvin Harris feat. Pharrell Williams, Katy Perry, Big Sean - 'Feels' (2 weeks)

After a record breaking 11 weeks at the top, Luis Fonsi & Raddy Yankee's Justin Bieber collab slipped from no.1 after the release of Now 97 meant the track appeared twice in our live top 10 - this gave Calvin Harris' epic track featuring Pharrell, Katy & Big Sean to break the reggaeton track's winning streak.

5. Luis Fonsi & Daddy Yankee feat. Justin Bieber - 'Despacito (Remix)' (11 weeks)

The song that had everyone convinced they could speak Spanish ended up becoming the biggest song in chart history! After a 7 week reign, the latin duo's collab with Justin Bieber lost out to Artists For Grenfell, but climbed back after just 1 week away from the top.

6. Artists For Grenfell - 'Bridge Over Troubled Water' (1 week)

After 79 people lost their lives and hundreds more were left homeless after a devastating fire at a West London tower block, 52 massive artists came together to raise money for the victims of Grenfell Tower. It went straight to number 1 on iTunes just hours after its release on 21st June and stayed there all week, knocking 'Despacito' from the top spot.

7. DJ Khaled feat. Justin Bieber, Quavo, Chance the Rapper, Lil Wayne - 'I'm The One' (1 week)

DJ Khaled was responsible for the biggest collab of 2017, and 'I'm The One' shot straight to the top just 2 days after its release.

8. Lady Gaga - 'The Cure' (1 Week)

Just HOURS after debuting 'The Cure' at Coachella 2017, Lady Gaga knocked Harry Styles off the top spot with ease! She truly is the QUEEN of the chart. Pic: PA

9. Harry Styles - 'Sign Of The Times' (1 Week)

He did it! After a LONG LONG wait, Harry Styles released his very first solo single & wow...the wait was so worth it. 'Sign Of The Times' knocked Clean Bandit & Zara off the top just days after it was released.

10. Clean Bandit & Zara Larsson - 'Symphony' (3 Weeks)

After two weeks at the top of the chart for Ed Sheeran with 'Galway Girl'. Zara Larsson captured her first No.1 single with her hit Clean Bandit collaboration 'Symphony'.

11. Ed Sheeran - 'Galway Girl' (2 Weeks)

Ed Sheeran notched up his FOURTH No.1 single of 2017 on the 12th March 2017 with his Irish jig 'Galway Girl'. Let's just admit it, Ed literally dominated the start of 2017.

12. The Chainsmokers & Coldplay - 'Something Just Like This' (1 Week)

After just one week at No.1, Stormzy and Ed Sheeran have made way for The Chainsmokers & Coldplay at No.1 with their epic collaboration which got its premiere at the BRITs 2017.

13. 'Shape Of You (Stormzy Remix)' - Ed Sheeran (1 Week)

Well, well, well. Ed Sheeran has somehow bagged himself THREE No.1 singles in a row! After their stunning performance at the 2017 Brit awards, Stormzy & Ed are now Vodafone Big Top 40 No.1 chart toppers!

14. 'How Would You Feel (Paean)' - Ed Sheeran (1 Week)

If you're going to get knocked off of the Vodafone Big Top 40 number one spot, who better to do it that... Yourself?! Ed overtook 'Shape Of You' with the third single from his highly-anticipated '÷' album.

15. 'Shape Of You' - Ed Sheeran (6 Weeks)

Just like that, Ed Sheeran returns to the world of music and bagged himself a No.1 single within one week of 2017. 'Shape Of You' was released along with 'Castle On The Hill'.

16. 'Rockabye' - Clean Bandit feat. Anne-Marie & Sean Paul (7 Weeks)

There is truly NO stopping Clean Bandit's collaboration with Sean Paul and Anne-Marie. 'Rockabye' equalled the most weeks at No.1 (7) on the 1st January 2017.