Five degrees? Where are you from, Canada? [Mabel Pines: not good at geography or accents.]

No wonder you look uncomfortable! At least it was summer where I left so I was prepared. [She hops up on the bench to sit next to him. She decides he must just be shy and awkward, with eye contact issues.] Unless you have ice powers, you should change. And hydrate! Heat exhaustion is serious business, you know.