Simon Cowell Celebrates with 'X Factor' Winners Alex & Sierra!

The judge poses with his new stars! Plus, check out more pics of your favorite stars on the scene!

Source: http://www.ivillage.com/star-snapshots-celebrity-photo-gallery-2012/1-b-450006?dst=iv%3AiVillage%3Astar-snapshots-celebrity-photo-gallery-2012-450006

Esther Cañadas Eva Green Eva Longoria Eva Mendes Evangeline Lilly