Cat follows the mouse and leaves a trail. Uses the pen effect, which is the second part of the video.
Made using Griffpatch's tutorial. All credit goes to him. Find the tutorial here: https://www.youtube.com/watch?v=cenBN8I62FQ&list=PLy4zsTUHwGJKByTn_qV76oTpEYGczqEb_&index=4
