life and soul of the party vs spoilsport

life and soul of the party

noun

  • Synonym of life of the party 

spoilsport

noun

  • Someone who puts an end to others' fun, especially harmless fun. 

adj

  • Like a spoilsport. 

How often have the words life and soul of the party and spoilsport occurred in a corpus of books? (source: Google Ngram Viewer )