♪ ♪ welcome to "the beat," i'm ari melber. as we close out 2020, we have a special show for you tonight. from impeachments and protests to pandemics and elections, we want to go through some of the big moments this year, including on "the beat" from the guests to the dad jokes to, of course, the lyrics and even some awkward moments. we're going to have on the comics who have made sense of all this and helped us laugh through some tough times, plus their cultural insights on what was for many a tragicomedy throughout the year. we have a special fallback never been aired before with michael phelps and we begin with the story dominating even the final month of 2020, and it previews