Singer and Song writer, Mariah Carey has become the highest paid TV judge. She has signed a one year deal with American Idol for $18 million.

The 42-year-old tweeted, "It's gonna be so much fun working on 'American Idol'. As a singer-songwriter, I'm excited to help, find and nurture new talent."

Mariah has outdone Jennifer Lopez and Britney Spears, who got paid $12 million for American Idol and $ 15 million for X-factor, respectively.