It is used when some people fail to do a idiotically simple task-like taking a bucket full of ice from one place to another.Moreover,they do fail it in a so awkward way.
Mother:Can you give me the salt,please?
David:Here you are...(he pours the salt just before he gives it to her)
Mother:Oh, my son,you just did drop the ice!
David:Yes,I did,mother.Yes,I did.
It is used when someone fails to do an idotically simple tas-like dropping the ice while you're taking it from one table to another.Moreover,this one fails the task in a very awkward way.
Mother:Son,could you give me the salt.
Son:Here you...a..re(son drops it just before he gives it to her)
Mother:Oh...you just did drop the ice,my son!
Son:Yes,I did,mother.Yes,I did.