Sweeter is the fourth studio album by American singer-songwriter Gavin DeGraw. The album was released in the United States on September 20, 2011 and features tracks co-written with other artists for the very first time, including Ryan Tedder, Butch Walker and Andrew Frampton. The lead single "Not Over You", co-written and produced by Ryan Tedder, was released to mainstream radio and to iTunes in May and was a chart success.The album received generally favorable reviews from music critics and received a moderate impact on the charts.