One of the finest examples of toilet humor may never have happened if Jeff Daniels had listened to his agents before shooting that scene in Dumb and Dumber. Of all the iconic moments in Jim Carrey and Jeff Daniels’ 1994 cult comedy classic, Daniel’s fateful toilet scene can still elicit a laugh 30 years on from the release of Dumb and Dumber. But, as recently revealed by Daniel, things could have been much different if the 101 Dalmations movie star had taken heed of his agent’s advice and refused to partake in such a crass scene. Jeff Daniels reveals past anxiety over iconic Dumb and Dumber to…