Fix for javascript errors due to Page Optimize conflict with Event Tickets plugins.

example.php

<?php

// Filter to remove tickets plugins scripts that conflict with the Page Optimize plugin. 
add_filter( 'js_do_concat', function( $do_concat, $handle ) {

    // Exclude any scripts with "tribe-" in the handle. 
    if ( strpos($handle, 'tribe-') !== false ) {
        return false;
    }

    // Return original value for all other assets. 
    return $do_concat;

}, 100, 2);