Rod donned a white suit jacket to attend, which the rocker paired with a simple white shirt.
He wore a ribbon tie around his neck before finishing the suit with plain black trousers.
The look was completed with some patterned shoes and his signature blonde hair.
Penny kept with the monochrome theme as she wore a black shirt dress.
Falling to her calf, the simple frock was accessorised with a black belt to highlight her waist.