Click the green flag, then click on the project. Click again once the colors cover all the screen (no white shows.) Then wait one second (two backdrop switches) and click again. Please credit me if you remix this.
I made it because of my dad's birthday, but you can use it for Father's Day or if you just want to make your dad happy. I might be making variants: a Mom variant and a Parent variant. Also, maybe some Grandparent variants. Update Log! Jun 27, 2019: Released! May 2, 2020: Fixed some coding and centered the background!