It takes two to start

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Across
  1. 3. video website (4)
  2. 7. if luigi is friends with mario, waluigi is friends with ___ (2)
  3. 8. an element and a coin (9)
  4. 9. first word of CDC (10)
  5. 10. "nice try" for short (7)
Down
  1. 1. "it was the __ of times, it was the worst of times" (1)
  2. 2. give a job to (8)
  3. 4. sideways planet (5)
  4. 5. extremely long periods of time (6)
  5. 6. do over (3)