American Idol will celebrate the music of Carole King this Wednesday and Thursday night, as the final six contestants compete performing songs written by the Grammy-winning music legend. The show, which has experienced a rating upkick this season, averaging a dominating 25 million viewers per episode, will be devoted to King's remarkable career as a songwriter and performer. The episodes air at 8pm ET/ PT on Fox.

"Gallery" is the first single off the former American Idol contestant's album, self titled Mario Vazquez.

Celebrating Elvis week on American Idol, we have a great digital album offer. On iTunes you can get Elvis 75 for a limited-time offer of only $9.99. Elvis 75 was released this year to commemorate the 75th birthday of the King and contains 25 of his career defining hits. Go to iTunes

Celebrating Elvis week on American Idol, we have two great digital album offers. On iTunes you can get Elvis 75 for a limited-time offer of only $9.99. Elvis 75 was released this year to commemorate the 75th birthday of the King and contains 25 of his career defining hits. At AmazonMP3, you can get Playlist: The Very Best Of Elvis Presley as a Daily Deal for today only at a super low price.