Basically in the 1980's there was a doll called "my buddy" and "kid sister". Heres the original ad https://www.youtube.com/watch?v=nmwF-zy2Ypo notice at the end they say "each sold separately so that means they have to BUY their own friends.
Animation made by @JAC77Games. https://www.youtube.com/watch?v=nmwF-zy2Ypo ad by some toy company.
