Sugarland's latest album, The Incredible Machine, has been certified platinum by the RIAA for shipments of more than 1 million units. It's the fourth album from Sugarland to be certified platinum or multiplatinum, bringing their career album sales to 9 million. The duo will launch their 2011 The Incredible Machine tour in Houston on March 3 and conclude it in their hometown of Atlanta on Oct. 22. The singles from the album, released in October 2010, include "Stuck Like Glue" and "Little Miss."