You shouldn't expect everyone to accept your hug.
Mike is attending a comic book convention and meets one of the writers of his favorite comic.
Mike wants to show his excitement and appreciation to the writer.
Mike brings one of his comics to have the writer sign and gives them a handshake while thanking them.
Mike runs up to the writer and excitedly tries to give them a big hug.
The writer happily, gives Mike their autograph and gives him an autographed poster for free as well.
The writer,  shocked and taken aback by Mike, has him removed from the area.