"When It All Falls Apart" is the third single released from Australian pop music duo the Veronicas' debut studio album, The Secret Life of... (2005), on 20 March 2006.

In the United States, the song served as the duo's second single in June 2006.

The music video for "When It All Falls Apart" features the Veronicas waking up in their home to a party they had the night before.

"When It All Falls Apart" peaked at number seven in Australia and spent seven weeks inside the top 10.

[1] It reached the same position in New Zealand and entered the top 20 in the Flanders region of Belgium.