YouTube 20th Birthday!

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Across
  1. 5. Most searched term on YouTube
  2. 10. Cable Competition
  3. 11. One of the co-founders of YouTube
  4. 13. YouTube's greatest prank
  5. 14. Most viewed YouTube video
  6. 16. "Tune __, Hook __" the video dating tagline
  7. 17. YouTube's first international space
  8. 18. The first YouTuber to hit 1 Million Subscribers
  9. 19. Color button when you hit one million subs
  10. 20. YouTube opened here in 2014 - the second US city YouTube Space
  11. 21. First music artist on YouTube
Down
  1. 1. The first Million Subscribers real name
  2. 2. YouTube's HQ
  3. 3. First official YouTube Ad featured on this socialite's page
  4. 4. The day YouTube was founded
  5. 6. Creator with most subscribers
  6. 7. YouTube was initially designed to be
  7. 8. First of many; July 9-11, 2010
  8. 9. The first video on YouTube
  9. 12. One of the co-founders of YouTube
  10. 15. One of the co-founders of YouTube