Anyone else's soon to be sister inlaw like this

Anyone's soon to be sister inlaw do this too? My fiance and I decided to get married even set a date told most of the family and as soon as soon to be sister inlaw found out she decided she needed to get married right away now she had been engaged years before we got engaged now we are both getting married this year

Btw one reason we decided we were getting married is because we have been ttc for almost seven years and it hasn't happened for us so we are wanting to get me on his insurance she is just getting married because she wants to get married before we do she even told a family member that years ago that she was going to be the next to get married cause she's the oldest