Famous songs with hidden messages

'All Too Well' - Taylor Swift: Taylor Swift made waves when she released 'All Too Well' on her 2012 album 'Red,'

Watermelon Sugar' - Harry Styles: Harry Styles's hit song 'Watermelon Sugar' has dominated the airwaves for nearly two years now,

Imagine': John Lennon - 'Imagine' has become a global peace anthem ever since Lennon composed it in 1971.

Baby One More Time': Britney Spears - Britney's first hit was written and produced by Swedish superproducer Max Martin.

Another One Bites The Dust' – Queen: Queen's tune 'Another One Bites The Dust' served as the catapult for the band's big break in America, however.

Darling Nikki': Prince - Prince's sexually-charged song was part of the soundtrack for his 1984 movie 'Purple Rain.

Empty Spaces': Pink Floyd - Pink Floyd were known as the masters of hidden messages.

Free As A Bird': 'Stimulate' – Eminem - The rapper's song 'Stimulate' from his '8 Mile' soundtrack also has a portion that can be played in reverse.

The Beatles - The original demo for this song was recorded by John Lennon in 1977.

Fire On High': Electric Light Orchestra - The Electric Light Orchestra also used the backmasking technique on their song 'Fire On High.