Florence Pugh stepped out for the London premiere of Thunderbolts last night, showing up in a stunning sheer Elie Saab gown ...

The musician took to the runway at the 1001 Seasons of Elie Saab event in Riyadh ... Dion, 56, sparkled on stage in a dreamy light pink embroidered gown with a complementing flowy cape.

The two culminated the tour with a final look: a black Elie Saab gown with cutout sleeves ... she changed into a black embroidered Erdem dress, which she paired with a Wolford bodysuit, Christian ...