/**
* Listener for Singleton Button
* @param view
*/
public void singletonClick(View view){
    SingletonMode.newInstance(
        ((EditText)findViewById(R.id.editText_firstname)).getText().toString(),
        ((EditText)findViewById(R.id.editText_lastname)).getText().toString()
    );

    startActivity(new Intent(this,SingletonActivity.class));
}