Index: wp-admin/includes/update-core.php
===================================================================
--- wp-admin/includes/update-core.php	(revision 19411)
+++ wp-admin/includes/update-core.php	(working copy)
@@ -522,4 +522,26 @@
 	return true;
 }
 
+/**
+ * Redirect to the About WordPress page after a successful upgrade.
+ *
+ * This is a temporary function for the 3.3 upgrade only and will be removed in a later version.
+ * 
+ * @since 3.3.0
+ *
+ */
+function _redirect_to_about_wordpress() {
+	// Only for WP version < 3.3.0
+	if ( version_compare( $GLOBALS['wp_version'], '3.3.0', '>' ) )
+		return;
 ?>
+<script type="text/javascript">
+// On success WordPress will display a link to dashboard
+if ( jQuery( '.wrap > p > a' ).length )
+	window.location = '<?php echo admin_url( 'about.php?afterupgrade=1' ); ?>';
+</script>
+<?php
+}
+
+add_action( 'admin_footer-update-core.php', '_redirect_to_about_wordpress' );
+?>
Index: wp-admin/about.php
===================================================================
--- wp-admin/about.php	(revision 19411)
+++ wp-admin/about.php	(working copy)
@@ -161,7 +161,9 @@
 </div>
 
 <div class="return-to-dashboard">
+	<?php if( current_user_can( 'update_core' ) && isset( $_GET['afterupgrade'] ) ) : ?>
 	<a href="<?php echo admin_url( 'update-core.php' ); ?>"><?php _e( 'Return to Dashboard &rarr; Updates' ); ?></a> |
+	<?php endif; ?>
 	<a href="<?php echo admin_url(); ?>"><?php _e( 'Go to Dashboard &rarr; Home' ); ?></a>
 </div>