Alert Dialog Popping up When it Should Not

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        int itemId = item.getItemId();

        switch(itemId) {
            case R.id.action_logout:
                ParseUser.logOut();
                navigateToLogin();
            case R.id.action_edit_friends:
                Intent intent = new Intent(this, EditFriendsActivity.class);
                startActivity(intent);
            case R.id.action_camera:
                AlertDialog.Builder builder = new AlertDialog.Builder(this);
                builder.setItems(R.array.camera_choices, mDialogListener);
                AlertDialog dialog = builder.create();
                dialog.show();
        }

        return super.onOptionsItemSelected(item);
    }