March 12, 2014 1:12 am Fallon Weighs Pros and Cons of St. Patty's Day Fallon talks about St. Patty’s Day in his recurring “Pros and Cons” segment on “The Tonight Show,” which airs weeknights at 11:35 p.m. ET/PT on NBC. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 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