Last week, I had finished the outline of one of the main characters from Gravity Falls and started practicing on free drawing my ANIMATION title for the mural. Essentially, I used a pad provided by my teacher and hooked it in the computer. From there, I hopped on Illustrator, opened the ANIMATION file, created new artboards, copy/pasted the black and white ANIMATION as template, then drew over it using the pad. This was the result with and without the comic bubble:
