The first letter of every answer is an anagram (5,8) to where your final egg is hidden

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Across
  1. 3. my chosen superpower
  2. 7. your drink of choice
  3. 9. something you might play during a cosy date night
  4. 11. what is one doing when jumping between buildings, off walls etc
  5. 13. album "..." song title
Down
  1. 1. as opposed to weightlifting
  2. 2. you can stand under my "...."
  3. 4. avenue - car - toothbrush
  4. 5. your favourite type of crossword clue
  5. 6. one might have one for their birthday
  6. 8. a body of water
  7. 10. silver - delete - believe
  8. 12. the month containing my favourite day