Morning shows routinely run on the everyday churn of the news cycle and a never-ending procession of guests reflecting the cultural moods of the moment and – ideally – keeping the conversation lively. And every so often, those guests actually manage to inspire their own headlines by providing moving, shocking, head-scratching and even historic moments. Here’s a rundown of some of morning television’s most memorable guests, whose appearances have endured long after the TV’s turned off.