Across  1. A hill with a flat top. 3. Group. 5. Train station. 6. Small. 7. Sort of like knitting. 9. It stores water. 11. Not a pro. 12. Not a shortcut. 13. Trash. 16. Serious. 17. Big street. 18. Tiredness. 20. Weakened. 22. Opening night. 24. Going and going and going... 25. Good kind of old. 26. Not savvy. 27. Way of doing something.

Down  1. Sort of a 2-dimensional trophy. 2. 50% off! 4. Small store. 6. Picture of a person. 8. Try. 10. Rub-down. 12. It takes your mind off something. 14. Scold. 15. Not specific. 16. Spying. 17. A form of dance. 19. A frozen scene. 21. A bride throws it. 23. Some might call it a groove.