'Dancing With the Stars': Kirstie Alley spills, Kendra Wilkinson takes the table and more memorable moments

He may not have had the stamina or votes to make it to the finale, but Ralph Macchio was a highlight from Season 12 -- and he was perhaps never more fun to watch than in the premiere. He and Karina Smirnoff took the stage with a nostalgic foxtrot that warmed our hearts and nearly scorched the dance floor.