In June 2008, Columbia Records released the iCarly soundtrack, which featured four songs performed by Cosgrove.

On February 3, 2009, Cosgrove released her first solo recording, the extended play About You Now, exclusively on the iTunes Store.

Cosgrove released her first studio album, Sparks Fly on April 27, 2010 and peaked at number eight on the US Billboard 200 chart.

In January 2011, Cosgrove revealed that her second EP would be titled High Maintenance, which was eventually released two months later.

Its lead single, titled "Dancing Crazy", was written by Avril Lavigne and peaked at number 36 on the US Billboard Mainstream Top 40 chart and 100 on the Hot 100.