PHP - Ayuda con PREG_MATCH()

$playing = "Rock and roll en espa~ol - No te creo (Manolo Mu~oz)";

$lastSong="->[1/340] Rock and roll en espa~ol - No te creo (Manolo Mu~oz) (02:24)";

if (preg_match("($playing)",$lastSong)){

     clearList();

}

$chrIn  = array("(",")",);

$chrOut= array("\(","\)");

$playing = "Rock and roll en espa~ol - No te creo (Manolo Mu~oz)";

$playing = str_replace($chrIn,$chrOut,$playing);

$lastSong="->[1/340] Rock and roll en espa~ol - No te creo (Manolo Mu~oz) (02:24)";

if (preg_match("($playing)",$lastSong)){

     clearList();

}