August was a big month for many of our favorite stars. There were amazing vacations for couples like Jennifer Aniston and Justin Theroux, as well as Reese Witherspoon, who showed off her tattoo in a bikini while in Hawaii with Jim Toth. Beyoncé Knowles thrilled fans with her pregnancy news, and Angelina Jolie continued hanging out in the UK with Brad Pitt and their kids. Plus, we got to meet some new celebrity babies and celebrate with exciting weddings from Kim Kardashian's lavish I Dos to Sofia Coppola's family affair. There was so much more that happened this month — click through to see the biggest headlines!