get someone's back up vs harsh one's mellow

get someone's back up

verb
  • To annoy or anger someone. 

  • That joke really got my boss's back up. 

harsh one's mellow

verb
  • To spoil one's good mood or to annoy one. 

How often have the words get someone's back up and harsh one's mellow occurred in a corpus of books? (source: Google Ngram Viewer )