Who is the most successful American Idol winner ever?

Season 4: Carrie Underwood Now: The most successful winner by far, she has released six studio albums and won seven Grammy Awards, 9 CMA Awards, 11 Billboard Music Awards and 15 ACM Awards.

Who lost American Idol but became famous?

Adam Lambert, Season 8 He may not have come out on top at the season 8 finale of Idol — he lost to Allen — but Lambert found success in the years following. He has released three albums, is a Grammy-nominated artist and currently serves as the lead singer of Queen.

Why did Caleb get removed from American Idol?

Caleb Kennedy left American Idol was his own undoing: a social media video showing him sitting by someone who appears to be wearing a Klu Klux Klan hood.

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Who is the most successful American Idol winner ever?