"Pjanoo" (pronounced [ˈpjɑ̌ːnʊ]) is a keyboard-based house track by the Swedish DJ and producer Eric Prydz. It received moderate airplay amongst British radio stations, being heavily used by BBC Radio 1 in advertisements for their "Radio 1 Big Weekend" and "Weekend in Ibiza" events. The single peaked at number six on the Swedish Singles Chart. "Pjanoo" found success outside Sweden, particularly in the United Kingdom, where it peaked at number two on the UK Singles Chart and topped the country's Dance chart for ten non-consecutive weeks.