I'm John
When you copy someone’s voice to show how brainless they are, like you're talking to the dumbest guy ever, John.
'I'm John' he said with a fake smile, like he was the most annoying person in the world.
She said, 'I'm John' in a high-pitched voice, making everyone laugh.
He did a terrible impression of me and said, 'I'm John' like I was the dumbest person ever.