‘American Idol’ hopefuls Joshua Ledet and Phillip Phillips have gotten A-List support from Mariah Carey, Rihanna and Julianne Hough. By Gil Kaufman Jessica Sanchez on “American Idol” Photo: FOX U.S. presidents have typically stayed out of the “who is going to win ‘American Idol’ ” fray in the past in order to avoid upsetting any voting blocs. But that doesn’t mean that foreign dignitaries can’t offer up their two cents. That might explain why on the eve of the penultimate performance night on “Idol,” the Associated Press reported that Philippine president Benigno Aquino III has wholeheartedly endorsed his choice for next week’s finale: Jessica Sanchez. “Hopefully, she really reaches the top,” Aquino said of the 16-year-old top three finalists from Chula Vista, California, who is of Filipino and Latin heritage. The President isn’t the only one who has co-signed the pixie-size diva. She’s gotten shout-outs and love from everyone from “Idol” mentor Jimmy Iovine and his music industry pal Tommy Mottola to former “Idol” champ Kris Allen. Onetime contestants Jennifer Hudson and Haley Reinhart, as well as singers Billy Joel, Beyonc
