12TH SEASON. American Idol host Ryan Seacrest (2nd from left) tweets this picture to announce final line-up of judges. This 12th season judges are Mariah Carey (left-most), Randy Jackson (3rd from left), Nicki Minaj (4th from left) and Keith Urban (right-most).

MANILA, Philippines - Randy Jackson remains as 4th judge of the popular TV show, "American Idol."

TMZ said Sunday, September 16, that the other confirmed judges of Idol's 12th season include pop diva Mariah Carey, rapper Nicki Minaj and Australian country artist Keith Urban.

Mariah has signed her deal, while Nicki and Keith have yet to sign theirs, reports said.

Randy stays reportedly after Latin singer-songwriter Enrique Iglesias backed out.

Randy and Idol host Ryan Seacrest are the only remaining originals in the long-running contest, which have launched the careers of Kelly Clarkson, Chris Daughtry, Clay aiken, Carrie Uunderwood, Jennifer Hudson, and Katharine McPhee.

Seacrest tweeted this: It's official, your new #IdolJudges are @MariahCarey, @NickiMinaj, @KeithUrban & @Yo_RandyJackson! http://instagr.am/p/Po5T3JFWf1/

Filipino-American singers Jessica Sanchez and Jasmine Trias have made it to Top 3.

Sanchez was American Idol season 11 runner-up. - Rappler.com