JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://harvesthq.github.io/chosen/chosen.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js"></script>
<script src="http://harvesthq.github.io/chosen/chosen.jquery.js"></script>
<link rel="stylesheet" href="http://getbootstrap.com/2.3.2/assets/css/bootstrap.css">
<legend>Users</legend>
	<div class="row">
		<div class="span4">
			<label for="Admins">Admins</label>
			<select class="chzn-select span9 single-role" data-placeholder="Select" name="admins[]" id="Admins" multiple="multiple">
				<option value="101">Eminem</option><option value="102">50 Cent</option><option value="103">Rytmus</option><option value="104">Jay Z</option><option value="105">The Game</option><option value="106">Ego</option><option value="107">Snoop Dogg</option>
			</select>
		</div>
		<div class="span4">
			<label for="Bosses">Bosses</label>
			<select class="chzn-select span9 single-role" data-placeholder="Select" name="bosses[]" id="Bosses" multiple="multiple">
				<option value="101">Eminem</option><option value="102">50 Cent</option><option value="103">Rytmus</option><option value="104">Jay Z</option><option value="105">The Game</option><option value="106">Ego</option><option value="107">Snoop Dogg</option>
			</select>
		</div>
		<div class="span4">
			<label for="Guests">Guests</label>
			<select class="chzn-select span9 single-role" data-placeholder="Select" name="guests[]" id="Guests" multiple="multiple">
				<option value="101">Eminem</option><option value="102">50 Cent</option><option value="103">Rytmus</option><option value="104">Jay Z</option><option value="105">The Game</option><option value="106">Ego</option><option value="107">Snoop Dogg</option>
			</select>
		</div>
	</div>

JavaScript

$(".chzn-select").css('width', '300px').chosen({
		display_selected_options: false,
		no_results_text: 'not found',
	});

$(".chzn-select").change(function(){
    $(".chzn-select")
    .not($(this))
    .find("option[value="+$(this).val()+"]")
    .remove();
   $(".chzn-select").trigger("liszt:updated");
});