Katy Perry was among many stars who aligned for the Louis Vuitton Parfum event at the Fondation Louis Vuitton in Paris Monday (July 5).

Joined by fiancé Orlando Bloom, the ‘Witness’ diva was not only on hand to not only witness the fashion brand unveil its latest fragrance line, Les Extraits Collection, but also acted as the night’s headlining entertainer.

Cranking out acoustic renditions of her hits ‘Roar,’ ‘Firework,’ and more, look inside to see fan-captured footage of her stunning showing.

[main photo source: Getty Images/Instagram]

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