Newsflash: My personal favorite cupcakery, Hello Cupcake is turning 1 tomorrow, and celebrating by giving out free cupcakes. Get yours on Tuesday, August 25th at the Dupont Circle shop. One free cupcake per customer. My favorite ‘cake at Hello is You Tart! – a lemon cake with lemon cream cheese frosting. NOMZ. Hello Cupcake is located right off of Dupont Circle on Connecticut Ave across from Krispy Kreme.