peaches and cream vs sunshine and rainbows

peaches and cream

noun
  • A very enjoyable experience. Usually used to describe something being unrealistically idyllic. 

  • Used other than figuratively or idiomatically: see peach, cream. 

  • A simple dessert consisting of sliced peaches and whipped cream, popular in the United States. 

adj
  • Of facial complexion: smooth, unblemished, with attractive yellow-pink coloring. 

sunshine and rainbows

noun
  • Happy, positive things, sometimes with a connotation of unrealistic expectations. 

How often have the words peaches and cream and sunshine and rainbows occurred in a corpus of books? (source: Google Ngram Viewer )