Grab your picket signs! Three White male teachers in Los Angeles have been suspended after mocking Black History Month during a parade at the school last week. The elementary school, which is 90% Hispanic, was putting on a Black History Month parade where the children would carry pictures of famous African-Americans. All Hell broke loose when this trio of Noodle Noggins decided to make a jokey joke and have three children carry images of controversial Black celebs Dennis Rodman (B-Ball Player Gone Wild), RuPaul (A Fierce Bitch In Drag), and OJ Simpson (NFL Legend-Turned-Accused-Deranged Killer). It all went down last Friday at Wadsworth Avenue Elementary School in South LA…..