Across
1. Singer Collins is performing leads for Prince (6)
5. Broken spine leads to aches (5)
10. Say, 33 across and Cuiabá's northern tip, described by excellent lyric poems (9)
11. Predecessor to NATO's uniform is brown next to green light (5)
12. Invalid character in Greek lines (4)
13. Jennifer Lopez briefly touring Orkney's westernmost island (4)
14. Indication of battalion's last soldiers retreating (4)
17. Return from Australian wilderness, heading to western part of Perth (3,4)
19. "50% off!" Judy goes inside to save money one snowy spring? (3,4)
20. Yankee backer is in Cuba, struggling with no tongue (7)
22. Islamic extremists removed from Christian church east of Staten Island (7)
23. Broadcast makes money describing vases (4)
24. Boy gets hold of university's head to get praise (4)
25. Discussion about Panama? (4)
29. A communist caught man packing (5)
31. Wearing flippin' fine suit, gentleman's opening entertainment venue (9)
32. One involved in drug traffic from the East managed company (5)
33. Old woman acquired dye for yellow-brown paper (6)
Down
2. Old communist allowed back to lodging (5)
3. Round sung for northerner (4)
4. Topmost of dials turned left in horse enclosure's security feature (7)
5. Former or present centre for preachers (7)
6. Crazy shock coming up (4)
7. Mentally stable pilot essentially obtains fighter uniform and beverage (3,6)
8. Boxer's male carer (dad) almost quit acting lead in Colorado (5,8)
9. Carelessly point out a numb peak (5,8)
15. Avocado production boycotted by Orange County city (5)
16. Slightly intoxicated? Last of whisky and saliva being thrown up (5)
18/30. Batman – no decayed fossil (5,3)
21. City at the heart of major land operations (7)
22. According to Spooner, attach backside to eucalyptus tree (4,3)
26. Harry and Albert not banned (5)
27. Heartless stranger illustrates German river (4)
28. British novelist throwing out precious metal gun (4, abbr.)
30. (See 18 down)