Tony Stark:
Changing the music when your father is listening to itSteve Rogers:
Using his shield as an umbrellaBruce Banner:
Walking around the house in his lab coat and shouting "SCIENCE!"Thor Odinson:
Hiding the pop tarts from him, and saying he never bought anyPeter Parker:
Drawing a smiley face with a metallic sharpie marker on the spider of the Spider-man suit.Peter Quill:
For saying that the real Star Lord is Han SoloClint Barton:
Calling him the lumberjack whenever he wears a flannelNick Fury:
For getting him angry and shouting "calm down patches"Phil Coulson:
Accidentally calling Lola, LilyScott Lang:
For asking him if his best friends are "Bee-man" and "Fly-guy"Loki Laufeyson:
You play pranks on him, and you usually hide in high places, and jump down shouting "STEALTH MODE ACTIVATED"