Salma Hayek is opening up all about her childhood as she makes a heartfelt tribute to a special family member that is rarely seen on her social media.MORE: Salma Hayek pays tribute to Penelope Cruz with a throwback you need to seeThe star gave a candid glimpse at what she was like growing up, sharing unbelievable throwback footage in honor of her brother Sami's birthday.The incredible clips sees the two as little kids, and proves just how meant to be her career in Hollywood is, as she explains how she and her brother loved to make home movies and direct one another growing up.WATCH: Salma celebrated Channing Tatum's birthday with a sweet salsa danceMORE: Salma Hayek shares stunning new photographs with lookalike daughter ValentinaAs clips of her and her brother putting on a show came up, she is heard explaining: "When I was young, I used to make home videos.