Klaine fic

Hi there,
I am looking for a klaine fic that I read a while ago.  In it, Kurt and Blaine are at a wedding with Blaine's disapproving family.  Kurt is alot younger than Blaine and is an intern at his large company--possibly vogue.  Blaine has children older than Kurt's age, and Kurt bonds with their spouses.  they dance together and I believe Kurt calls him daddy.  I believe Blaine also proposes to Kurt while they are dancing. Thanks for the help--I loved this fic and can't find the link anywhere.