Steve and Tony
"Nope." Tony made a lock and key motion over his mouth, then acted like he threw it over his shoulder. "It's a surprise. I'm not pissing in your Wheaties today."
Because Tony had done that before in the figurative sense, when things soured between them years ago. It was better now.
Obviously not in the literal sense. That would be wrong on so many different levels.
Following that train of thought, Tony blurted out, "Only Bear Grylls would eat that. If he was stuck in the desert. Without a Seven-Eleven close by. Gross. That's why my suits have a filtration system."
He took a sip of lemon water as he looked around, surveying things.