Can you recognise the eight reversed pop choruses in this mix? Leave your answers in the comments box below.
The mystery pop songs are revealed here.
And here are the answers from last week: Lana Del Rey – Blue Jeans, Kelly Clarkson – Stronger, DJ Fresh ft. Rita Ora – Hot Right Now, Britney Spears – Hold It Against Me, Alexis Jordan – Good Girl, Emeli Sandé – Heaven, David Guetta ft. Sia – Titanium, The Wanted – Lightning. Well done to Przemek who got the most right!