Yes

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Across
  1. 5. Fastfood I think
  2. 6. rhymes with slams door
  3. 8. Planty
  4. 13. my favorite challenge
  5. 15. winner of s2
  6. 16. my favorite soccer team
  7. 18. Flying mammal
Down
  1. 1. should kiss
  2. 2. Large marsupial
  3. 3. challenge that you guys are doing
  4. 4. Man's best friend
  5. 7. kinda goon to Mbappe
  6. 9. the guy who likes being last
  7. 10. s3 debut host
  8. 11. Likes to chase mice
  9. 12. Has a trunk
  10. 14. runner up for season1
  11. 15. s2 third placer
  12. 17. a slacker