Siblings and pets

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Across
  1. 3. Charlie Sheen's older brother
  2. 4. Harry Potter's owl
  3. 8. Brother of Eddie Murphy & Rick James' buddy
  4. 9. Chris Hemsworth's brother
  5. 12. Lisa Simpson's knucklehead brother
  6. 14. Dr. Evil's pet cat
  7. 18. Fred Weasley's twin brother, wizard
  8. 19. One of Jon Snow's younger siblings, should have zig-zagged
  9. 21. Charlie Brown's pet
  10. 23. Wow, brother is Luke Wilson
  11. 24. Queen Elizabeth's younger sister
  12. 25. Famous Border Collie
Down
  1. 1. Brother is George, 43rd president
  2. 2. Paris Hilton's pet Chihuahua
  3. 5. This cat likes lasagna
  4. 6. Mike Tyson's pet tiger, named after an African country
  5. 7. Ron Burgundy's Border Terrier
  6. 10. Oldest Kardashian sister
  7. 11. Big red dog
  8. 13. Serena Williams' older sister
  9. 15. Cheryl Miller's younger brother, former NBA star
  10. 16. This pet traveled along the Yellow Brick Road
  11. 17. Ashley's twin sister
  12. 20. Dog belonging to the Tanner Family
  13. 22. Barack Obama's Portuguese Water dog