Why are two circles drawn? (programming 1)

import java.awt.Graphics;
import java.awt.Color;
import javax.swing.JFrame;
import java.util.Random;


public class Rita extends JFrame
{
	public Rita()

	{
		setTitle("Rita");
		setSize(960, 960);
		setVisible(true);
		setDefaultCloseOperation(EXIT_ON_CLOSE);
	}

	public void paint(Graphics g)
	{	
		// Initierar ett random object
		Random rand = new Random();
			
		// loop to draw cicles
		//for (int i = 0; i<5; i++);
		
		
			//Initierar random color
			int red = rand.nextInt(256);
			int green = rand.nextInt(256);
			int blue = rand.nextInt(256);
			
			Color randomColor = new Color (red, green, blue);
			
			// Generate random circle width 50 and X pixels 
			
			int width = rand.nextInt(201) + 20;
			
			// Generate random X/Y koordinater
			
			int radius = (int)(Math.random()*49) + 2;
			
			int x = (int)(Math.random()*(960-radius*2) + radius);
			int y = (int)(Math.random()*(960-radius*2) + radius);
			
			//int x = rand.nextInt(960);
			//int y = rand.nextInt(960);
			
			// set the color
			g.setColor(randomColor);
		
		// Draw the circle 
			g.fillOval(x, y, width, width); // aka rita oval, storlek
	
		
		
	}
	
	public static void main(String[] args)
	{
		Rita rita= new Rita();
		rita.paint(null);
	} 
  }