Thankfully, YouTube user and Twitch streamer Randyladyman is here to show you how it's done. His video, which went up today, shows him accomplishing a truly impressive gaming feat.
The video opens with a few of his failures. If you want to jump right to the start of the 100% completion run, be sure to skip ahead to about the 1:40 (one minute, 40 seconds) mark in the video below.