PHOTOS: Dancing with the Stars Celebrates 300 Episodes!Contestants and pros old and new come together to toast the show's big birthday


Catherine Giudici – who cheered on fiancé Sean Lowe until he was eliminated May 7 – told PEOPLE at Tuesday's bash that she'll miss "seeing [Sean] dance and seeing what he brought to the table. It was a nice surprise every Monday." Sean added that he'll "really miss the camaraderie" of the cast.

Sign up for our daily newsletter and other special offers.
    Choose your newsletters
Thank you for signing up! Your request may take up to one week to be processed.
    see all newsletters