Pictures of Celebrities and Models on Social Media | Oct. 18, 2012

It was another wild week in the world of social media, and we caught up with some of our favorite style setters during their moments of work and play. Jessica Hart spent some time with her adorable dog Floyd on the set, while Margherita Missoni channeled her inner Marilyn Monroe by trying on a blond wig. Poppy Delevingne got some serious air (in some seriously short shorts) while shooting a spread for Marie Claire, and Rachel Zoe posed prettily at the Elle Women in Hollywood dinner.

Click through now to catch up on it all and don't forget to follow FabSugar on Twitter, Facebook, and Instagram!