2: Making a comeback in White Horse Inn, a musical heroine (5)
 3: Revealing depravity, Dick the highwayman does not finish playing duet (9)
 4: Arena performer's damage involving time and trouble (7)
 5: Dope turned to eat bun, starting off big (7)
 6: Do tell!  A puzzle found in a cornfield? (5)
 8: Shredded chad, he decrees, is one ingredient (7,6)
 9: Holder of strange ritual of troll (5,8)
 12: Sister gets nothing, we hear (3)
 13: Having a specialized tax status, the result of a visit to an amateur tailor? (9)
 14: I've lost struggle (3)
 16: Reunite sundered entourage.(7)
 17: Nanny, for example, entertained by young pig (3-4)
 18: Cheese from laid-back couple in Georgia (5)
 19: Void three stones (5)
 20: Hangs tough, concealing apprehension (5)