I know these are for a wedding, but we could play this as a sister game :)

Anniversary Jewelry
Anniversary Jewelry DIY centerpieces for 40th wedding anniversary party Thank you for celebrating with us 40Th Wedding Anniversary Party Ideas | Wedding Ideas Street personalised crate – ruby wedding anniversary by plantabox | notonthehighstreet.com

{Customer Party} Ruby AnniversaryRuby wedding anniversary cake – naked red velvet cake – but only two tiers…?! Ruby Anniversary Cake Eternity Ring Diamond and Ruby Anniversary White Gold Channel Set Certificate Engagement Ring Diamond and Ruby Anniversary Trilogy Size F-Z Certificate the most inspiring gift we have received as parents for our 40th anniversary each of our 4 children shared 10 things they had learn from their parents.