"Gay Paree" was a cliche' back in the days when "gay" was expected to have its earlier meaning.

Dallas Morning News (DEc. 7, 1885), . 3:

"If you seek that Gay Paree,
Board that ship upon the sea."


Oregonian (Portland) (Sep. 10, 1998), p.54:

"The...gleaming gay Paree of the 1930s."