Except for a coat of blue pigment so did the Celts. To some extent the Scots continued that tradition with the answer to the question of "What's under" their kilts. And if the Olympic Games returned to its roots, well let's just say womens' gymnastics would have a much bigger audience.
THAT was answered here.
https://en.wikipedia.org/wiki/Carry_On..._Up_the_Khyber