“Hunk, he knows my name. Shiro knows my name!”
“Pretty sure that’s because he saw you start a food fight in the mess hall with Keith and he stopped you two before you could drag other people in it. You both got detention for that, remember?”
or: Lance have been pining after his hero for quite a while now and is having a hard time keeping his crush a secret especially after Shiro called him by his name for the first time.