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 A code that clicks open a gold mine They say one man's trash is another man's treasure When I found you, it was all pretty better Secretly, I hit the lottery 'cause you're Brighter than all of the Northern the Lights You speak to me, even in my dreams, wouldn't Let you go for even the highest price They say one man's trash is another girl's treasure So if it's up to me, I'm gonna keep you forever 'Cause I understand you, We see eye to eye Like a double rainbow In the sky And wherever you go So will I 'Cause a double rainbow Is hard to find Was a phenomenon when you came along, yeah Chemistry was more than science It was deafening, loud like lightning, it was striking, you couldn't deny it They say one man's trash is another man's treasure The two of us together, make everything glitter 'Cause I understand you, We see eye to eye Like a double rainbow In the sky And wherever you go So will I 'Cause a double rainbow Is hard to find To the bottom of the sea, I'd go to find you Climb the highest peak to be right beside you Every step I take, I'm keeping you in mind (Ooh ooh ooh) 'Cause I understand you, We see eye to eye Like a double rainbow In the sky And wherever you go (I go up for you) So will I 'Cause a double rainbow Is hard to find It's hard to find Oh it's hard to find Once in a lifetime ah Once in a lifetime Once in a lifetime