Compile and run you must

Yoda.java

import java.net.MalformedURLException;
import java.net.URL;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JOptionPane;

/**
 * I got bored one day while learning about GUIs so I made this.
 * */
public class Yoda {
	
	public static void main(String[] args) {
		try {
			final URL gif = new URL(
					"http://25.media.tumblr.com/070bcb9304068ca5a7740870f580312b/tumblr_msojo9T7y21rdrzfmo1_500.gif");
			JLabel dancingYoda = new JLabel(new ImageIcon(gif));
			JOptionPane.showMessageDialog(null, dancingYoda,
					"Yoda FTW", JOptionPane.PLAIN_MESSAGE);
		} catch (MalformedURLException e) {
		}
	}

}