1BlessedNatural: Kelis Shares Her Secrets and Tutorial for Great Curls in App! (photo cred: Instagram/Kelis) Kelis is spilling her curly natural hair secrets, and she's doing it in her new app! Yesterday, the "Milkshake" singer gave us a tease of how she styles her no-heat roller set on Instagram. Even though you have to visit the app to see the actual roller set tutorial, Kelis shared that she sleeps with a satin pillow case. She also recommended sleeping with your curls up in a pineapple to preserve them. If you're newly natural and wondering what pineapples are, I will help you out! Pineapples are when you gather your hair at the top of your head like a ponytail or puff. Kelis has never been afraid to color her hair and experiment with all different types of styles. Back in 2016, the singer shared one of her tips to keep her hair healthy. On Instagram, she said, "For those of us who color, strip and down right rely on our hair to do the impo...