[1] It was written by Florrie, Miranda Cooper, Brian Higgins, Fred Falke, Toby Scott, and Carla Williams.

During 2010, it was announced that she would pursue a solo career as a singer, releasing a promotional track, "Panic Attack", on 19 April 2010.

"Call 911" received overall positive reviews, focusing on Fred Falke's production and Florrie's vocals.

A variety of blogs and websites showed their admiration towards the remix, stating that the song is "so good that it will make you want to weep slightly".

The Secret DJ website published about the song that it "sounds like a good way to make us feel like it's Friday night on this dreary Wednesday morning".