Guess your birthday gift!

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Across
  1. 3. Active belonging
  2. 5. Blondie catching you UP
  3. 7. Fifth of your year
  4. 8. Jules & Caro
  5. 10. Conceptually conceived
  6. 11. Type of tiny BFF
Down
  1. 1. In love with 160 Southampton Road
  2. 2. Littlest Poohead
  3. 3. Supping Caribbean molasses
  4. 4. Not Pheidippides' Battle of Marathon
  5. 6. Formative teaching centre
  6. 9. Stick your nose in it