Key Takeaways:Pop-ups turn viral online buzz into high-impact, real-world consumer engagement.Immersive, sensory experiences now outperform traditional product-first beauty marketing strategies.Experiential retail drives strong attendance, social content, and measurable brand ROI.Beauty brands continue to blur the lines between digital hype and real-world experience, rolling out pop-ups that double as content playgrounds, community hubs, and high-impact brand theaters. From dupe-driven retail illusions in New York to stiletto slides in downtown Manhattan and K-beauty takeovers across LA and London, these immersive activations are redefining how consumers discover, play, and shop. BeautyMatter rounds up the recent pop-ups worth noting.