Wow I think that this api also needs some HATEOS-style self-reference url so that when I click on random I know how to get back to that Also there needs to be

Wow I think that this api also needs some HATEOS-style self-reference url so that when I click on random I know how to get back to that Also there needs to be a way to get the next wow in a movie. How do I go from the 3rd Wow in Cars to the 4th?