Elly Jackson brought songs from 2014 album 'Trouble In Paradise' to London venue
Singer has been critical of Polydor's promotion campaign for 'Trouble In Paradise'
The single is the latest track to be released from 'Trouble In Paradise'
Budapest event closes with Calvin Harris playing to glowstick-wielding crowd
Each track is judged on merit, a spokesperson for the station says
Singer says it is unfair that pop stars don't get the acclaim she feels they deserve
The singer previously worked with the rapper on two occasions