Why is my dad so mad at me?

So yesterday we went to in n out at like 10:30 because we were coming back from a soccer game we were going throuh the drive through and he asked me to fill a canteen of water i told him it would be awkward and he got mad and told me to do it when I came back I took a sip and realized it was lemonade my mom stared laughing and didn't care but now my dad isn't talking to me over something stupid why?