This is what I was meant to do.

we're missing a substitute today do you mind substituting a class I said on one condition if I could bring in my guitar so I walk into the class kids were ripping up pieces of paper and throwing it at me hey I'm a substitute can I uh take out up my guitar uh yeah I didn't know exactly what I was going to do I said one time one time and everyone slowly like sits in their seats wow this is powerful and then like that night one of the boys' mothers calls me up they never had a substitute like this ever and then a job opening rubby and my wife said I think this is your thing no it's not she says I think it's your thing you got to listen to your wife because they know better it's not what you're going to teach it's what they're going to learn the whole class met me in the hallway and they sang the song that I composed I said wow that I think this is like my field