"I Go Crazy" is a song written, composed, and recorded by American singer-songwriter Paul Davis.

The song entered the Hot 100 on August 27, 1977 and began slowly climbing, peaking in March and April 1978, before dropping off the chart the week after May 27, 1978.

[4] During the March 4, 1978 American Top 40 show, Casey Kasem said that Davis begged his studio to have the song presented to Lou Rawls, who he thought would make it a huge success.

The lyrics describe the feelings of a man who has an unexpected meeting with a former girlfriend.

[5] The song has been covered by several artists, including four whose versions were released as singles: