What the explanation for every one of them should be: cause emojis are AWESOME!!!!!!!!
  1. 😘 because ur kissing and winking at the same time and it's faster than I luv u
  2. 😋 cause I do this ALL the time!
  3. 👻 cute little ghost
  4. 😜it looks fun to do
  5. 😝cause it looks like ur excited with ur tongue out
  6. 😎cool face
  7. 😴tired and alseep awareness
  8. 😛cause sticking ur tongue out Its fun