Are these people even real?

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Across
  1. 3. Flowing body of water
  2. 5. 5SOS version of Stacys Mom
  3. 8. Classic Santana ft Rob Thomas song
  4. 10. Popular karaoke song amongst white people
  5. 11. “It was all ??????”
  6. 13. Kesha sang about this before it was cool
  7. 14. This salad is yummy yummy
  8. 16. This is a good summertime Goldlink song
  9. 19. The Weeknd’s favorite radio station
  10. 21. Radiohead’s most popular song
  11. 24. Brockhampton would say this to a boy if they were breaking up
  12. 26. Gumbo ingredient
  13. 27. Rodeo Rope
  14. 28. If you don’t drink, you’re this
  15. 29. When you feel like you’ve seen something before
Down
  1. 1. Mr. Cleans wife
  2. 2. Lou Gramms favorite color
  3. 4. Counting Crows popular 1993 song
  4. 6. Theres a standard and an acoustic version of this song by a band whose singer was the drummer in another band
  5. 7. If you drive drunk and get pulled over you get this
  6. 9. Dentists focus
  7. 12. Room Before you go into the doctor, you sit in this
  8. 15. First track on CALM
  9. 17. 4 balls in Baseball leads to this
  10. 18. Injured
  11. 20. J Cole and Wale sing on this together
  12. 22. IDK named a song after this exercise equipment
  13. 23. Thinking deeply
  14. 25. A word used to wish someone good luck on a journey