Saturday Across:

1. Stretch 5. Blade 8. As pale as death 9. Die 10. Octagonal 12. Steady 13. Sinned 15. Resurrect 16. Arc 18. Public servant 20. Sleek

21. Tidings.

Down: 1. Scald 2. Reprehensible 3. Tall order 4. Health 5. Bid 6. Again and again 7. Exhaled 11. Glittered 12. Seraphs 14. Jet set 17. Cites 19. Irk.