GoPro mount for LG G3 holder

while at Kentucky speedway trying to use both my phone and my GoPro i thought i need a way to hold them both.
had to rework my LG G3 Holder just a little(the center mounting hole had to be changed but both still work in my car mount). It can be found here--- http://www.thingiverse.com/thing:727129
Reworked M600's GoPro Frame for the Hero 4 Silver-- http://www.thingiverse.com/thing:547577 adding a support to affix to my LG G3 holder and now the GoPro can sit on top recording video while i tak