They teamed up for a duet on American Idol.
Now, Adam Lambert and Allison Iraheta have jumped on stage together again as part of this summer's tour of season eight finalists.
Lucky audience members at a concert in Portland, Oregon witnessed Lambert and Iraheta rocking out to "Slow Ride." Below, you can, too!
Both artists have signed record deals, so fans have debut CDs to look forward to. First, though, check out this performance: