Stars Deck the Halls

See how Jen Garner & Martha Stewart, Mariah Carey, Pink, Katy Perry & Russell Brand and more stars are celebrating the holidays!

  • JEN & MARTHA photo | Jennifer Garner, Martha Stewart

Credit: Courtesy Martha Stewart

Updated: Tuesday Dec 14, 2010 | 06:00 AM EST By: Cara Lynn Shultz

More from PEOPLE

1 of 19

JEN & MARTHA

While filming Martha Stewart's Holiday Open House, the domestic doyenne welcomed Jennifer Garner to learn how to make golden cream cheese boy cookies and Christmas cottages.