Then, you want to pick back up at episode 107 and carry on until 135. To do this, you will want to watch episode 1-100 to familiarize yourself with the Zabuza & Chunnin Exam arc.
If you are wanting to streamline your viewing of Naruto, then you will need to make sure you cover all its essential narrative bits. While they may be unbearable bratty, protagonists like Naruto and Sasuke set up their rivalry and bond with one another during this first series Without watching it in real-time, fans would not understand why the two men clash so violently in the second anime.
The original Naruto anime introduces fans to the core essence of the show's characters while setting up plenty of emotional buy-in. The first Naruto series is one which fans may find somewhat outdated, but the series is a vital piece of the canon.