It was in South Africa that Danny refused, Franco squeezed it on but had a rough face which upset Joe. Danny suddenly wasn't allowed to compete in South Africa despite travelling all the way there 
Additionally, the film Pumping Iron needed the faux conflict between Waller and Katz and each country was allowed three contestants, one from each height class. Waller and Katz were both tall men and so they removed Padilla from the short class entries to allow this to happen.
Padilla was robbed for the first time. It would happen a couple more times at the Olympia. The Weiders were schmoes of the first order.