riboflavin. riboflavin? michigan. the president of the united states is potus. john steinbeck wrote "the grapes of wrath." ♪ ♪ >> from new york city, the only city in america! it's the show that invented news! this is "the daily show" with your host al franken! [cheers and applause] ♪ ♪ >> al: welcome! welcome! welcome! welcome! welcome to the dash welcome to "the daily show," i'm al franken and tonight is my last night hosting "the daily show." and i just want to say it's been an honor... for everyone here to get to work with me. [laughter] but we've got a great show for you tonight, so let's get into the headlines. [cheers and applause] ♪ ♪ okay, let's kick things off with a big story on capitol hill today. there was a major hearing that could determine the future of tiktok. of viggo a rare display of bipartisanship today for the growing of tiktok ceo on capitol hill. the executive of the controversial and incredibly popular app facing some tough questions about child safety, data collection, and its chinese ownership. the chair of the committee today says tha