Although songs about this particular aspect of the sexual act are not common, they are far from unknown, perhaps the best known being the Pete Townshend composition "Pictures Of Lily
", and the most blatant Ivor Biggun's "The Winker's Song (Misprint)
" which includes a reference to Mrs. Palm "and her five lovely daughters."
One footnote: When introducing this song, Jackson Browne would always stress that it was not about him - for obvious reasons!
Alexander Baron - London, England, for all above