Apparently, Avon has been using images of Siamese twins in advertising years before 1974... https://www.deviantart.com/joinedsiamesetwins/art/Vintage-Avon-fragrance-ad-839446594
https://www.youtube.com/watch?v=zd7eWKCOk-A I wonder if the question Gary Moore asked Viola Armstrong at the end of this clip went through his mind while he was watching the broadcast of Viola's son Neil take his "one small step for (a) man, one giant leap for mankind"...