''Sigh No More'' is the Mercury Prize nominated debut studio album by London-based folk-rock quartet Mumford & Sons, released on October 5, 2009 in the UK, and on February 16, 2010 in the United States and Canada. The album entered the UK Albums Chart at #11 on October 11, and has so far peaked at #4 on September 5th 2010, a whole 48 weeks since its initial release. The album also reached #1 in Australia, after spending 17 weeks previously in the charts, and has been certified double platinum there. On the 5th March 2010 the album certified Platinum in the UK.
In mid-2010, it was rated the year-to-date's 8th best record on NPR's All Songs Considered. - Wikipedia