This is my final work.

At first,I made a rectangle by rectangle tool and colored it by blue as a background.Then, I drew a slanted line and made a cone by appear...

I drew lip by pen tool and added to the hat just to make it like a human.Then I drew the eye by rectangle tool an colored it.

In this step, I drew foot, hands, and shoes by pen tool and colored them.Then,I added ribons to the head of hat.After that, I colored it by...

Then, I drew the lines and clored it by gardient/linear type.

In this step, I drew the cake by pen tool and drew creams as well.then I rendered it by a light brown.then, I colored them by gardient/line...

Then, I drew a candle and colored it by gardient /type radial.However,I colored the bottom part of the candle by linear type.I made it small...