1: How to eat the heart of marsupial (3)
3: Trashy dime novel about American sex symbol who's not all there? (5,2,4)
9: Capture perfect score in review (3)
10: Kingdom very mountainous at first (5)
11: Thick maple growing wild (5)
12: Roll dirt and clay round tip of thumb with three fingers (9)
13: Cooped up in Essex: pelicans, it would turn out (5)
15: Reportedly pull down more money at work (5)
17: Initials of buddy in radio band (7)
20: Carries small cup and helps out (7)
21: Putter smeared with dark, sticky goo (5)
22: Unscripted part for head librarian (2,3)
24: Beneficial to lose funny inside. Who? Me? (9)
26: No hay for big punch fabricator (5)
28: Bring on trendy dog (5)
29: Draw a stomach uprising (3)
30: Ever-practical, Mr. Vader keeps own little piggy (4-2-5)
31: Wander around inside territory (3)