int x = 0;
int y = -10;
int z = 15;

void setup() {
  size(800, 800);
}

void draw() {
  background(255);
  drawEllipse();
  y = (y) % width;
  x = (x) % width;
  z = (z) % width;
}

void drawEllipse() {
  fill(255, 0, 0);
  ellipse(400, x, 150, 150);
  //Left Eye
  fill(255);
  ellipse(370, y, 15, 12);
  fill(0);
  ellipse(370, y, 6, 8);
  //Right Eye
  fill(255);
  ellipse(430, y, 15, 12);
  fill(0);
  ellipse(430, y, 6, 8);
  //Mouth
  noFill();
  arc(400, z, 60, 30, 0, PI);
  //Nose
  arc(400, z-10, 10, 10, 0, PI);
  //Eyebrows
  arc(370, z-40, 20, 5, PI+QUARTER_PI, TWO_PI);
  arc(430, z-40, 20, 5, PI+QUARTER_PI, TWO_PI);
  //Speed
  x= x+3;
  y= y+3;
  z= z+3;
}