Listen to Sebastian Ingrosso on iHeartRadio | Listen to Axwell on iHeartRadioListen to Elton John on iHeartRadio 

Bet you didn't see this one coming! Elton John will reportedly be featured on a track co-produced by Sebastian Ingrosso and Axwell, as well as One Republic's Ryan Tedder. 

In a new interview with Billboard, Tedder revealed a number of artists he was working with, and mentioned the collaboration with the music legend and the legendary dance music stars. He says the track was written and co-produced by Ingrosso and Axwell, and features Elton's vocals.

The One Republic frontman didn't reveal the title of the track or any possible sign of a release date, but in the Billboard interview, the song was described as "an as-yet-undetermined project."

This isn't Tedder's first time working with Sebastian Ingrosso and Axwell. He appeared on their hit, "Calling (Lose My Mind)."

Photo Credit Getty Images