Who: Katy Perry wearing a Paco Rabanne metallized tulle dress and Christian Louboutin Sex patent leather pumps
Shop: Paco Rabanne Dress
Luisa Via Roma $984

Christian Louboutin Pumps
Net-A-Porter US (in black) $1,395
Net-A-Porter International (in black) £825 / €895

Where: 2012 Echo Awards, Germany

Credit: Getty