Rookie of the Year

Follow her:

• Twitter @sjp
• Instagram @sarahjessicaparker
• Yes, since last November SJP has been tweeting about shoes—her 625,000+ Twitter followers can also find charitable causes worth checking out, updates on the latest book she’s reading, and retweets of shout-outs from fans. On Instagram, the actress’ 531,000+ followers have been privy to her NYC street musings since last November.

Follow her:

Follow her:

Instagram @gwynethpaltrow
The Goop founder has mastered the art of the selfie since joining Instagram last October—her 336,000+ followers can catch sight of everything from close-up smiles to family outings with kids Apple, 10, and Moses, 8.

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Follow her:

@januaryjones

Fittingly, the Mad Men actress has joined Instagram since this January—shedding her serious TV-persona to share surprisingly silly #tbts and other pics accompanied by long hashtags with her 99,500+ followers.