Fab vs upbeat

Fab

noun

  • A member of The Beatles. 

upbeat

noun

  • An unaccented beat at the start of a musical phrase. 

adj

  • Having a fast pace, tempo, or beat. 

  • Having a positive, lively, or perky tone, attitude, etc. 

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