"Wild Heart" was written by all four members of The Vamps along with Amund Bjørklund, Espen Lind, Ben Harrison, Ibrahim "Ayb" Asmar, and Jamie Scott.

There are eight different versions of the track to purchase,[1] including one featuring vocals from English singer Pixie Lott.

[1] When asked about writing the song by MTV News, guitarist James McVey explained: "We really enjoyed making [their previous single] Can We Dance but with Wild Heart we kind of experimented more with musical genre in the sense that we added a banjo and mandolin.

"[2] Lewis Corner of Digital Spy gave the song a mixed review, stating: "Ironically, as their namesake suggests, the group intend to do so by repeating the current pop music rhythm.

'Tonight we'll dance/ I'll be yours and you'll be mine,' frontman Bradley croons over Mumford & Sons-lite guitars and beats; the kind that have been thrust firmly into the mainstream by 1D, Ed Sheeran and even Avicii in recent years.