These women wanted a symbolic expression of self-love. So they married themselves

The practice, called sologamy, sometimes involves lavish ceremonies complete with vows, cakes and bridesmaids. Critics call it narcissistic, but those who do it say it's a healthy expression of self-love.

source https://www.cnn.com/2023/05/28/us/sologamy-self-marriage-women-cec/index.html