Tryit Editor v2.9

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<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("p").mousemove(function(){
        $("p").css("background-color", "lavender");
    });
    $("button").click(function(){
        $("p").mousemove();
    });  
});
</script>
</head>
<body>

<p>This is a paragraph.</p>

<button>Trigger mousemove event</button>

</body>
</html>