Because your own engagement party, bridal shower, bachelorette party, and wedding aren't ritual enough.
With a pleasant, simple card.
Source: etsy.com
With a strongly worded but honest card.
Source: etsy.com
With a very demanding handkerchief.
Source: etsy.com
With paper dolls.
This looks like if the Sims were committed to paper.
Source: idotoo.com.au