In their native Australia, the song debuted at number four, and rose to its peak of number two a week later. It remained there for three consecutive weeks, and stayed in the top ten for thirteen weeks and in the charts for a total of 29 weeks. It was
certified Platinum by
Australian Recording Industry Association (ARIA) for selling over 70,000 copies there, and ranked at numbers 78 and 21 on the ARIA Top 100 Singles lists for 2007 and 2008, respectively. The song debuted at number 34 on the
New Zealand Singles Chart and peaked at number nine, charting for a total of 29 weeks and was certified
2× Platinum by
Recorded Music NZ (RMNZ), shipping over 60,000 copies there. but dropped off the charts the week after. It would make its debut on the
Billboard Hot 100 at number 62 on the chart dated 13 December 2008 due to rising radio play, and became the Veronicas' first Hot 100 entry. The song entered the top forty two weeks later at number 40, and peaked at number 17 on the week dated 7 February 2009, making it the duo's first and only top 20 hit in the US. It was present on the chart for a total of 20 weeks, spending its final week on the chart at number 81 on the week dated 25 April 2009. The single has since been certified 2× Platinum by the
Recording Industry Association of America, for sales of over two million units in the US. "Untouched" received an "MTV Push" and large amounts of airplay on music channels when it was officially released on 25 May 2009. In the week ending 31 May, "Untouched" re-entered the chart at a new peak of number eight, marking the duo's first top ten in the country. It stayed in the top ten for five consecutive weeks and charted for a total of 24 non-consecutive weeks, and has since been certified Platinum by the
British Phonographic Industry (BPI), denoting sales equivalent to 600,000 units. In Ireland, the song initially entered the
Irish Singles Chart at number 38, but fell off before re-entering at number two three weeks later. After two weeks at number two, in the week dated 12 June 2009 "Untouched" climbed to the top of the Irish Singles Chart, making "Untouched" The Veronicas' first number-one single outside of Australia. It spent one week at number one and eight consecutive weeks in the top ten, and was present on the chart for 15 weeks, eventually earning a Platinum certification in the country. == Music video ==