gong show vs tragedy

gong show

noun
  • An event that proves to be a disaster, often in a fun or memorable way. 

tragedy

noun
  • A disastrous event, especially one involving great loss of life or injury. 

  • A drama or similar work, in which the main character is brought to ruin or otherwise suffers the extreme consequences of some tragic flaw or weakness of character. 

  • The genre of such works, and the art of producing them. 

How often have the words gong show and tragedy occurred in a corpus of books? (source: Google Ngram Viewer )