Happy Birthday, Selena Gomez! See Her Sexy Desert Video Shoot (PHOTOS)
Alcohol: When you're ready, come and get it, Selena Gomez! You're offically 21 today, July 22.
In celebration of her special day, let's look back at when the pop star was spotted striking a number of sexy poses — in several different skin-baring outfits — during a ’60s-inspired music video shoot in Palmdale on March 4.