This toast wants to butter up. Therefore you have to collect the butter and watch the yellow line. This shows how much you already have. It’s important because it can prevent you from many problems.
The goal is fly or jump as far possible. Move over small islands covered by snow or butte. Collect packages of butter or gifts. When the toast falls down, you can rescue him thanks the butter. Press the spacebar and watch the speed. The Toast climbs up but this decreases the butter line. The game ends when the toast falls down or the scrolling screen touches his body.