For months, pro-Palestinian activists have flooded the comments sections of social media sites, urging stars to join calls for a ceasefire in Gaza's deadliest war.
Videos circulating online show the pair standing and cheering enthusiastically for the pop sensation. Gigi opted for a casual black top and jeans, while Bradley went for a white button-down shirt paired with matching pants.
The Met Gala, which attracts celebrities, fashion designers and mass media attention, is a yearly mammoth fundraiser for the Metropolitan Museum of Art's Costume Institute.