But the differences – and the sheer power of the Star Wars franchise – add up to m-o-n-e-y. According to the Guiness World Records, the Star Wars franchise is the number one most successful merchandising franchise of all time. UPDATE: This post was updated May 15, 2018. In addition to adjusting prices, we added a new item, the “Solo: A Star Wars Story” Leather Jacket from Film Jackets.