"Starstrukk" is a song recorded by American group 3OH!3. It is their third single and their second single to be released from their second studio album, Want. A radio-only and the deluxe album version has been released featuring pop singer Katy Perry. The version featuring Katy Perry has had considerable success in Australia, Belgium, Finland, Ireland, Poland and the United Kingdom, peaking within the top ten of the charts in all of these countries.