"Smile" was released to the iTunes Store in the United Kingdom in the spring of 2006 and spent its first week at number 1 on the iTunes chart,[REF] before entering the main UK Singles Chart at number thirteen, based on download sales alone [REF].
In North America, the song only managed to peak at 49 on the main Billboard chart in the U.S. on the issue of 24 February 2007 and spent 12 weeks on the chart [REF].