"Sweet Dreams" is a song by American R&B singer Beyoncé Knowles from her third studio album, I Am... Sasha Fierce (2008). "Sweet Dreams", lyrically, describes a beautiful relationship, which the singer believes could be a dream. "Sweet Dreams" received widespread critical acclaim for its "spark", "energy", "dark tone" and "electropop sound", with some critics noting its aural similarities to Michael Jackson's "Beat It". "Sweet Dreams" gained popularity for its electro-pop sound, which is in contrast to her earlier R&B, urban, and funk-tinged releases. The song was nominated for the "Viewers Choice Award" at the 2010 BET Awards. "Sweet Dreams" is an electropop song. The song also draws from the genre of R&B, and incorporates influences from the classic 1980's funk music. It is composed in an "aggressive and exciting" electronic pop arrangement, undulating electro rhythms, and a "swirling synth" groove.