20: They've broken with the past
24: Fat on the bird feeder
27: Hazarding a guess: doctor who puts stomach muscles in pulleys?
36: White Stripes, for one
37: Some nonfiction works, briefly
41: Fall off, as the tide
53: They're all ears, practically
59: Remove gear from, as a ship
64: 'Touch of ___' (Welles film)