AMERICAN IDOL ANNOUNCES THIS SEASON'S GUEST STARS.

It was announced on American Idol last night that a bunch of guests would be visiting the show this season.

Most notably, Gwen Stefani, Jennifer Lopez and Diana Ross.

Other's include: Jon Bon Jovi, Martina McBride, Barry Gibb and '60s stars Lulu and Peter Noone from Herman's Hermits.

It's good that the show is trying to mix #things up this season, but it was unclear if the guests will appear as