At NBC's mid-season event, "This Is Us" star Milo Ventimiglia shared his tips on how to best cope with the emotional roller coaster that is watching an episode of his hit drama. Then, does Justin Hartley know how his TV dad, Jack, dies? "This Is Us" airs Tuesdays at 9/8c on NBC.Visit us at http://www.AccessHollywood.com/Connect with Access Hollywood:Facebook: https://www.facebook.com/AccessHollywoodTwitter: @accesshollywood (https://twitter.com/accesshollywood)Instagram: AccessHollywood (http://instagram.com/accesshollywood) Snapchat: OfficialAccess