Colleen’s of Medford Square presents a pop-up sale featuring a local husband and wife with two businesses. Vertu ou Vice is a family-owned streetwear brand, and will be offering T-shirts, hoodies, socks and tote bags. along with some free giveaways. Juste Tutu, owned by Tuyen Bui-Lally of Arlington, curates events showcasing multicultural food experiences by gathering people around ephemeral and convivial shared moments. Tuyen, who is of French Vietnamese descent, began making her granola when she found out during her first pregnancy that she had Type II diabetes. It’s made in small batches with only a handful of high-quality ingredients.