BEST Brainteaser!!!

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Across
  1. 1. What this puzzle is (hopefully)
  2. 3. A little
  3. 4. Mess up, in football slang
  4. 5. Myanmar
  5. 6. Involving incisors, especially in '87
Down
  1. 1. They typically fail CAPTCHAs
  2. 2. It's funny to watch
  3. 3. Once-in-a-year opportunity to celebrate
  4. 5. Maybe its salty, maybe it isn't
  5. 6. Only in Spring