John Oliver aired a years-long grievance he evidently has with Legally Blonde 2: Red, White & Blonde — yes, you read that right — on Sunday’s Last Week Tonight. The HBO host’s main segment focused on the Supreme Court, specifically something called shadow dockets. “The Court has been repeatedly jumping into ongoing cases to say, ‘You know what, while this works its way through the courts, Trump should get to do the thing that he wants to do anyway,'” Oliver explained. “It’s basically a football referee saying, ‘Pending a final ruling on the legality of the quarterback having a gun, I’m just gonna stand back and see where he’s going with this.'” That’s where the shadow docket comes in, Oliver noted, adding that to understand what that is, viewers should be reminded how the Supreme Court decides cases.…