October 27, 2017 2:46 am ‘Tonight': Fallon Reads #DogHalloweenCostumes Hashtags Jimmy Fallon reads his favorite holiday tweets with the hashtag #DogHalloweenCostumes. US & World Videos 1:46 Heat waves getting hotter, longer, and more frequent because of climate change 1:03 More than 2,000 people buried alive in Papua New Guinea landslide, Government says 45:40 How this surgeon wants to reinvent the American urgent care center 2:11 Zayn Malik surprises Kelly Clarkson with honey from his Pennsylvania farm 1:54 Kate Middleton and Prince William ‘incredibly sad' after death of Royal Air Force pilot