Heidi Montag showing her new enlarged assets on the set of ‘Just Go with it’ yesterday in Malibu. Montag donning a very revealing polka dot top and a mini shorts; Her hubby, Spencer Pratt was also on the set with her.

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more pictures of Heidi on the set after the jump…

Montag tweeted: “I just had THE BEST day of my life filming my first comedy movie!!!!! It was beyond what I could have ever dreamed!!!!!” In another one, she wrote, “And I am wearing my sailor shorts I designed in the movie!!!”

“Just Go for It” is a romantic comedy also starring Adam Sandler, Jennifer, Aniston, Nicole Kidman.

What do you think of Heidi being in the movies? By the way what do you think of her new look?

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