Celebrity Social Media Pictures Week of July 12, 2012

It was lots of sun and fun for celebs on social media this week. Between celebrating milestone birthdays and heading out on beach vacations, some of our favorite stars gave us glimpses into their Summer activities. Miley Cyrus lounged by the pool with her adorable pup, Ziggy, while Jesse Tyler Ferguson jumped for joy during a trip to Mexico for Sofia Vergara's birthday. Kim Kardashian flaunted her curves in a bikini during an early-morning photo shoot, and Jessica Alba enjoyed a vacation in Italy with her two girls, Honor and Haven.

Click through now to see the week's cutest celebrity candids, and don't forget to follow PopSugar on Twitter, Facebook, and Instagram!