user_profile_field_04.php

<tr class="wpmu-user-guitar">
	<th scope="row"><span><?php echo __( 'Play the guitar' ); ?></span></th>
	<td>
		<legend class="screen-reader-text">
			<span><?php echo __( 'Play the Guitar' ); ?></span>
		</legend>
		<div class="wpmu-guitar-checkbox">
			<label for="wpmu_guitar">
				<input type="checkbox" name="wpmu[guitar]" id="wpmu_guitar" value="Yes" <?php checked( esc_attr( get_user_meta( $user->ID, 'wpmu_guitar', true ) ), 'Yes' ); ?> /> 
				<?php echo __( 'You Play the Guitar on the M.T.V.' ); ?>
			</label>
		</div>
	</td>
</tr>