width=&quot;566&quot; border=&quot;0&quot; src=&quot;http://netspiderads2.indiatimes.com/ads.dll/photoserv?slotid=36633&quot;&gt;&lt;/img&gt; &lt;/a&gt; Green Day Green Day is an American rock trio formed in 1987. The band has consisted of Billie Joe Armstrong ( vocals , guitar ), Mike Dirnt ( bass guitar , vocals ), and Tré Cool ( drums , percussion ) for the majority of its existence.