By Caitlin Petreycik
Updated Jul 22, 2012 @ 12:00 pm
Selena Gomez Birthday
Credit: MAVRIXONLINE.COM; John Shearer/WireImage; Gregg DeGuire/PictureGroup; RAMEY PHOTO

Selena Gomez turns 20 today! To celebrate, we're taking a look back at the birthday girl's best style moments, including her electric pink Emilio Pucci minidress, embellished Dolce & Gabbana Oscars gown, crisp white Christian Cota ensemble, and vampy cut-out cutout Dolce & Gabbana design. Click through the gallery to see 20 looks for 20 candles!