It was written by Zedd, Botnek, David Gamson and Roger Troutman and was released on 10 July 2015 as the second promotional single.

[2] On 4 June 2014 — approximately one year before the release of True Colors — Zedd posted a short video clip on Instagram containing a close-up of a computer that was emitting a low buzzing noise.

In an interview with EDMTunes.com Botnek said: "Zedd approached us after hearing our edit of everyone’s favourite song "Animals".

We had to wrap our heads around what magic was in that edit that he loved, and came up with the drop you hear now in "Bumble Bee".

In fact, there was one track on True Colors that perfectly embodied the high intensity and fast pace of complextro and it was the collaboration with electro-duo Botnek known as 'Bumble Bee.