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06:16 — Amy pitches a musical about Betsy Ross to "Hamilton" creator Lin-Manuel Miranda in this sneak peek of Season 4.
05:50 — "Hamilton" creator Lin-Manuel Miranda gets a sneak preview of Amy's own historical musical.
02:17 — Amy discovers that her new ob-gyn is the congressional Women's Health Committee.
Bandleaders like Ahmir 'Questlove' Thompson and Reggie Watts are changing the sound of late night, and Jon Batiste will soon join them.