"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. "When It All Falls Apart" charted within the Australian Singles Chart top 20 for 14 weeks and has been certified gold for sales over 35,000 units in Australia. In the United States, the song served as the duo's second single in June 2006. It was to be released in the United Kingdom as their first single in March 2007 but was later cancelled; "Untouched" was released as their debut UK single instead in 2009.

The Veronicas are an Australian pop duo from Brisbane. The group was formed in 2004 by identical twin sisters Lisa and Jessica Origliasso.