Queen's We Are The Champions has been voted the catchiest pop song of all time – by a team of academics. The scientists observed thousands of volunteers to find out why certain songs inspired unabashed wedding guests and clubbers to belt out their favourites in public. Singalong hits had four key elements, they concluded: long and detailed musical phrases, multiple pitch changes in a song’s ‘hook’, male vocalists and higher male voices making a noticeable vocal effort. Top singalongs include Village People’s YMCA, Sum 41’s Fat Lip, Europe’s The Final Countdown and The Automatic’s Monster. Musical hits rely on ‘maths,...