I knew I already saw that...
Yes, both Zendaya's dress and C3PO were designed to look like Maria, the robot in Metropolis.
https://en.m.wikipedia.org/wiki/Maschinenmensch
Yes, both Zendaya's dress and C3PO were designed to look like Maria, the robot in Metropolis.
https://en.m.wikipedia.org/wiki/Maschinenmensch