I saw a trailer of little mermaid 4 and it's totally different then little mermaid Ariel's beginning ?

It was about someone putting a spell on her husband and saying he hates there baby (this is before the babies born) and it's different then little mermaid ariel's beginning and it was su;ose to come out september of 06 or 07 i don't remember! and i didn't just dream it up! it was on a DVD i bought where it shows trailers of upcoming movies so please answer this question did they decide not to make it or something?!?!?!?!?