RichThesaurus
happy as a pig in shit
vs
merry as a cricket
happy as a pig in shit
adj
Extremely happy; obviously satisfied and carefree.
merry as a cricket
adj
Very merry or cheerful.
How often have the words
happy as a pig in shit
and
merry as a cricket
occurred in a corpus of books?
(source:
Google Ngram Viewer
)