 Deciding publicly to come out regarding his own homosexuality, Carl Katter join the push for the legalisation of same-sex marriage in Australia.He approached GetUp!, an independent Australian grass-roots community advocacy organisation, and with their help produced an online video message to counter his brother's comments.In a television interview with George Negus, Katter said that he could not "just sit back" and allow Bob Katter Jr. to denigrate gay people and the campaign for same-sex marriage, saying