Jack Black on Losing His Brother to AIDS: 'The Worst Thing I Can Possibly Imagine' | Entertainment Tonight arrow-left-mobilearrow leftarrow-right-mobilearrow rightGroup 7Gallery Icon Copy 2Video Play Button Copy 5Hamburger MenuInstagramTwitterYoutubeShare Button7C858890-6955-48EA-B871-66CE1E33590CVideo-Playbutton Copy Skip to main contentncG1vNJzZmivp6x7psDOp6OippVjsLC5jqecsKtfZoR0gpJqlqOZk6Cso7jAnKKYp6Cau7Sr1KmWmpqfqsGguM6soKefj522tKvBq6atoJWnrLW7vpqgnauPlrulq8%2Baqq2XlKfCqKvUrJw%3D