Say Something (A Great Big World song)

"Say Something" is a song recorded by American indie-pop duo A Great Big World. It is from their album "Is There Anybody Out There?" The song was re-released as a single on December 13, 2013, with added vocals from singer Christina Aguilera. It topped the charts in Australia, Belgium (Flanders), and Canada, while reaching the top ten in countries like the US, UK, and New Zealand.
The song was certified sextuple-platinum in the US for shipments and streams of six million copies there.