"If you remember it, you weren't there"

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Across
  1. 1. McGear,Gorman and McGough
  2. 2. Arty's songwriter friend
  3. 4. Gerry's group keeps the heart regular
  4. 5. Elvis wannabee on the edge
  5. 7. jimmy's group
  6. 10. Aid the Fab Four song
  7. 11. animal and front man
  8. 12. Gene just a day away from here
  9. 13. Dusty and Homer's hometown
  10. 16. Detroit revolvers
  11. 17. High flying guitar
  12. 18. Home of the Mersey Scene
Down
  1. 1. Stone's guarantee
  2. 3. radio pirate girl
  3. 6. The Shadows original name
  4. 7. Brothers Don and Phil
  5. 8. eric at the top
  6. 9. Tiny guy in the tulips
  7. 13. memphis hot studio
  8. 14. Instrumental tribe
  9. 15. might have been Buddy's band?