On June 2 HBO, MTV, and a host of celebrities will be joining Michael Bloomberg and other pro-gun control groups to watch participating mayors proclaim “Gun Violence Awareness Day” in their cities. Those participating will “wear orange” and MTV will “change its on-air logo — as well as several of its social media avatars — to orange in recognition of National Gun Violence Awareness Day.” According to PRNewsWire, participating celebrities–aka, “cultural influencers”–include: Julianne Moore, Russell Simmons, Sarah Silverman, Michael Stipe, Patti Smith, Aasif Mandvi,Alyssa Milano, Padma Lakshmi, John Hodgman, Amanda Peet, Perez Hilton, Melissa Joan Hart, Tiffani Thiessen, Tunde Adebimpe...