Justin Bieber, Lady Antebellum & Flo Rida to Perform on The Voice Finale

With the semifinals on tap tonight, some of the biggest stars in music are set to perform on the season two finale of The Voice next Tuesday, May 8.

You might not typically expect to see Justin Bieber, Lady Antebellum, Flo Rida and Hall & Oates perform at the same event, but that's The Voice for you.

Bieber will return to the show for a world premiere performance of his new single, "Boyfriend," from his upcoming album, Believe, available June 19.

Justin Bieber Album Announcement

Biebs' made a big announcement about Believe on The Voice a few weeks back (above), when Carson Daly invited him back for the finale. He obliged.

Hip hop star Flo Rida, meanwhile, is set to perform a medley of his hit single, "Wild Ones," and one additional song that has yet to be determined.

Daryl Hall and John Oates, the number-one selling duo in history (really), will perform their first ever hit single, "Rich Girl." The first of 29 Top 40 hits.

Finally, pop-country sensations Lady Antebellum will grace The Voice with a performance of "Wanted You More" from their latest hit album, Own the Night.