2011 was a year of big-name splits - Russell Brand and Katy Perry, J-Lo and Marc Anthony, Demi And Ashton, all kaput… while Sinead O'Connor's fourth marriage ended after just 18 days.
But despite the high crash-and-burn rate, famous people were still prepared to give it a go and tie the knot.
3 News' Amanda Gillies looks back at some of the more memorable weddings and divorces.
Watch the video.