Julianne Moore insists gay marriage is "a very basic human right". The Hollywood actress joined a host of A-list stars to campaign to legalise same-sex unions across America. Robert De Niro and Courtney Love were among the guests at Calvin Klein creative directors Francisco Costa and Italo Zucchelli's launch of the Americans for Marriage Equality campaign at their Madison Avenue flagship store. "Everybody has the right to marry the person they love and be represented as a couple and family. "It's something that people will look back on in years to come and say, 'I can't believe it took so long for us to recognise this. ' It'll be like segregation and giving women the right to vote.