Since the final season of Better Call Saul was revealed to include a long awaited Breaking Bad crossover, with Aaron Paul and Bryan Cranston reprising their roles as Jesse Pinkman and Walter White respectively, fans have been speculating on exactly how their appearance in the Bob Odenkirk-led series would happen. According to showrunner Peter Gould, so far he has not seen anyone come up with the correct way in which they make their debut in the show.