"I am not coming on your show ever again", said the artist.
"I am not going to come on your show ever again", said the artist.
Which form is correct? What difference will it make to the meaning of the sentence if we change going to to will?
"I am going to become a musician when I grow up"
"I am becoming a musician when I grow up"
What form do we use when we are talking about an activity that is meant to happen not just in near future, but also may happen (lets say 20 years from now) - the going to do form or the doing form? Take the above sentence for example