Gecko (Overdrive)

"Gecko" is an instrumental by Dutch DJ and producer Oliver Heldens. It was released worldwide as a digital download on Beatport on 30 December 2013. It received a mainstream release as a digital download on 13 January 2014 in the Netherlands. The song charted in Belgium and the Netherlands. It was written and produced by Oliver Heldens.

It debuted at number one on both the UK Dance Chart and the UK Singles Chart. Notably, "Gecko (Overdrive)" was the last number one in the United Kingdom to be based on sales alone, as streaming became incorporated into the chart the following week. In 2014, "Gecko (Overdrive)" was featured in the soundtrack of the video game Forza Horizon 2.