Without the Oxford comma, confusion can ensue!

LAWSUIT:
https://www.nytimes.com/2017/03/16/us/oxford-comma-lawsuit.html 

LLCoolJ sings about punctuation:
https://www.youtube.com/watch?reload=9&v=jhJJMn4yTho

Vampire Weekend sings about the Oxford comma
https://www.youtube.com/watch?v=P_i1xk07o4g