May 10, 2011 4:32 pm Kirstie Alley's Dangerous ‘Dancing' Diet? Kirstie Alley and her “Dancing with the Stars” partner, Maksim Chmerkovskiy, talk about why she’s not eating enough and her collapse during dance rehearsals. So, how much weight has Kirstie lost? US & World Videos 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 1:49 New guidelines say women should be screened every other year for breast cancer starting at 40 2:28 King Charles returns to public duties amid cancer diagnosis