Jimmy Fallon April 21, 2017 4:52 am ‘Tonight': #420Songs Hashtag With Brad Paisley Jimmy Fallon gets some help from Brad Paisley singing his favorite tweets with the hashtag #420Songs. US & World Videos 1:40 Democrats say Big Oil misled public for decades about climate change 4:14 What to expect: Previewing the 2024 Met Gala 3:37 Learning about the Art Resource Collaborative for Kids 3:25 Mother's Day gift ideas with William James Gifts 1:35 Understanding the Biden administration's plans to reclassify marijuana