“Big Fun” is a song by American electronic music group Inner City. The single went to number one on the dance chart in the U.S. for one week, and was the first of five releases by the band to reach the top spot. It also peaked at number fifty on the American R&B singles chart and also was a top-ten hit in the UK.

Mixmag ranked “Big Fun” as one of the 30 best vocal house anthems ever in 2018.