12 items in this article 1 item on sale! Photo-Illustration: The Strategist; Photo: Ella Margolin, Joe McKendry If you’re like us, you’ve probably wondered what everyday stuff famous people add to their carts — like hair spray or an electric toothbrush . We asked singer-songwriter Rebecca Black — whose new project, SALVATION , came out on February 27 — about the creamy tea, banana candle , and budge-proof brow gel she can’t live without. Perfect Bar Original Refrigerated Protein Bar, Dark