Generally, it looked like she was having a great time, until she tweeted about an encounter she had with the Australian paparazzi.
Last week, Demi described the recent death of her dog, Buddy, as "the most painful week" of her life.
This isn't the first time an American celebrity has accused the Australian paparazzi of going too far. Back in November, Katy Perry tweeted that the Australian paparazzi had no respect, integrity, character or humanity.