Her fourth album, Sparks, was released in 2014. After getting dropped from their label, Imogen created her second solo album, Speak For Yourself in 2005, and followed it with Ellipse in 2009. Forming the duo Frou Frou, they released a single album, Details, in 2002.

She then began collaborating with Guy Sigsworth, Acacia's programmer and keyboard player. However, despite its popularity, record problems and budget issues resulted in her being dropped from her record label. She got her start in recording music as a guest vocalist for the band Acacia, eventually and released her first solo album, iMegaphone. Heap began writing music as a teenager, having learned to play and taught herself to play many instruments when she was young. Imogen Jennifer Heap (born December 9, 1977) is a famous alternative singer from Essex, England.