Level order can differ between versions. Compare the scene and task with your game before following a video.
Before you play
In the opening bald-man scene, use the chainsaw on the tree and give the green hair to the man. Keep watching for the following scenes about people and a bird mocking him; the first success is only one stage.
Video walkthrough

Video by Rawerdxd2 on YouTubeWatch on YouTube
YouTube loads only when you press play. You can also open the video on YouTube.