You watched Episode I: The Phantom Menace which is widely regarded as the worst of the Star Wars movies. When discussing the order in which you should watch a Star Wars movie marathon, some fans say you should cut Episode I out of the mix entirely ("
Machete Order").
One of these days I'm gonna sit you down and give you a proper introduction to the franchise. You really should start with the original movie, Episode IV: A New Hope. It lays the groundwork for the other movies, which can be confusing or boring if you don't start with the right background.