Top 5, maybe 3 :thinking:

 

Top 5? Are you familiar with Olly's sales figures? He'd get top 5 in his sleep.

My god ... it's awful!!

#02, behind Band Aid

I think:

 

1. Band Aid 30

2. Clean Bandit

3. David Guetta/Olly Murs

4. David Guetta/Olly Murs

5. Ed Sheeran