In an exclusive interview with Seven Sharp, the stars talk about reviving their hit show years after what was supposed to be the final episode.
The PM's appearance at the UN in New York with her three-month-old daughter has gripped the world's media.
The National Party leaders says the Prime Minister should have acted more decisively earlier over the debacle.
The Prime Minister said Ms Curran contacted her last night with her decision to step down.
Ms Curran, The Broadcasting Minister, struggled to answer questions about the issue in the House on Wednesday.