Special Birthday Puzzle

12345678910111213
Across
  1. 5. He's tearing the whole family apart
  2. 8. Singers of 'Back for Good'
  3. 9. Name of the best lane in Oxford
  4. 10. Special Taylor Swift song, word repeated thrice
  5. 12. Name of person who makes sweet treats in Troon
  6. 13. "Bella! Where have you been ___?"
Down
  1. 1. Makes you get hot
  2. 2. The fish you call when ready to win
  3. 3. Score for a yacht
  4. 4. Killer ___, Twin Peaks Villain
  5. 5. Best cat in the world
  6. 6. One of the greatest films or a bundle of fibers in the body (singular)
  7. 7. Best dog in the world
  8. 10. Initials of worst psychologist
  9. 11. The university where the two bestest friends met