2011 American Idol Finale Red Carpet Arrivals [PHOTOS]

Tons of celebrities and former American Idol contestants turned out for this season’s finale showdown featuring Scotty McCreery and Lauren Alaina.

Some of this season’s singers such as Hailey Reinhart, James Durbin, Casey Abrams and Pia Toscano joined contestants from previous seasons like Jason Castro, David Archuleta and Michael Johns on the red carpet.

PHOTOS: Victoria Beckham, Jennifer Lopez, Carrie Underwood Salute Simon Fuller

A few non-Idol celebrities showed up for the two-hour such as Jack Black and Janice Dickinson. Judge Jennifer Lopez looked hot as can be in a nude colored jumpsuit.

Launch the gallery to check out all the red carpet looks let us know who you thought was the best dressed in the comments below.