Photos of Heidi Montag and Spencer Pratt Filming The Hills in LA

Heidi and Spencer Get Back to Business

Heidi Montag and Spencer Pratt were busy yesterday filming The Hills in LA. Mrs. Pratt was recently joined in the scantily-clad magazine posing department by Audrina Patridge and her racy Maxim spread, but Heidi was all covered up in a flowy top for the afternoon of work. The premiere of what will be Audrina's final season on the MTV show is just a few weeks away, when we can look forward to seeing Heidi's apparent baby fever.

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