It is hard to believe in demons, but if one pops out from behind a bush when I am walking by, I become an instant believer. Then if I tell you about it, you call the guys in the white coats.
Jesus understands this - he told the recipients of His miracles to keep quiet about it - but of course they couldn't. And, like you, the people hearing the story became annoyed.
On another topic - are you enjoying the heat wave? We have been in the 30s for a few days now.
"Error does not become Truth because it is widely accepted; Truth does not become error, even when it stands alone!"