Trouble (Crystal Barker song)

"Trouble" is a song by recording artist Crystal Barker from her upcoming fourth studio album. It was released in the United Kingdom on 30 November 2015. The song became a commercial failure for Barker, charting at #7, becoming Crystal's lowest charting single since her 2009 debut "What Was I Thinking?", and also her second lowest position ever. It also ended her run of nine consecutive #1 singles.