This breathy track finds Perry singing about a love she has for a beau. She understands him, and the pair are so eye-to-eye with each other that the singer compares their relationship to that of a double rainbow.
Perry penned the song with the producer Greg Kurstin (Kelly Clarkson, Pink) and the Australian singer-songwriter Sia Furler, who who has also co-written hits for David Guetta ("Titanium") and Flo Rida ("Wild Ones"). The Santa Barbara songstress said during the album's listening… read more
You're a one of a one
A one of a kind
That you only find once in a lifetime
Made to fit like a fingerprint