This is what frank zappa's band used to do in the 80s. Girls were encouraged to throw their pants on stage, where they were hung on a washing line and later sniffed. You hear it on some of the live recordings. Eventually the knickers were all stitched into a big quilt, which is now in a music museum somewhere.
Check out among othets, the song "Jazz discharge party hats"., which is about when they first came up with the idea