Community·Posted on Apr 20, 2021Tell Us The Most Annoying Thing Your Sibling-In-Law Has Done To YouIt's a different type of sibling rivalry.by Ajani BazileBuzzFeed StaffFacebookPinterestTwitterMailLink Gaining family members is one of the great things about getting married but sometimes, sibling-in-laws can be a bit of a headache. Fox Searchlight Pictures Maybe you found out your sister-in-law tried to reunite your spouse with their ex behind your back. ABC Perhaps your brother-in-law forged your signature on a parental consent form so that your child could get piercings. ABC Or maybe your sister-in-law wore a long, white dress to your wedding in an attempt to upstage you, the bride. Pop Or perhaps your sibling-in-law was house-sitting for you and burned down a wall in your house from playing with fireworks in your backyard. The CW Please, tell us all of the wildly annoying things your sibling-in-law has done and you could be featured in a BuzzFeed Community post!