Even your siblings might have a few skeletons in the closet .

Growing up with siblings often means they become one of your firstbest friendsin life.

Have you ever found out a shocking secret about your sibling? If so, I want to hear from you!

Maybe your parents revealed that your brother or sister was adopted and didn’t decide to tell you until adulthood?

Perhaps you found out they were cheating on their husband or wife after accidentally bumping into them on a date?

Or, maybe you had a moment straight out ofThe Parent Trapand reunited with a long-lost sibling after being separated at birth?

Adam DeVine and Zac Efron are wearing matching sleeveless shirts that read "Shangle Bros Champs 4EVA" and holding bocce balls, talking and smiling outdoors in a scene from "Mike and Dave Need Wedding Dates"

Sanaa Lathan stands with hands on hips, talking to a woman in a blue shirt at a diner counter. A man in a cap sits in the background in a scene from "The Family That Preys"

Malin Akerman and Katherine Heigl stand together, discussing something on a black frame, with papers in their hands in a scene from "27 Dresses"

Toni Collette and Cameron Diaz in an indoor social setting, wearing stylish dresses, with drinks in hand. They appear attentive and engaged in conversation in a scene from "In Her Shoes"

Amber Riley looks surprised while talking on a cellphone in an indoor setting in "Nobody's Fool"

Lindsay Lohan, as identical twins Annie and Hallie, face each other and smile in a scene from "The Parent Trap" movie