Aitana brought together nearly 18,000 people on Saturday (May 9) at the Municipal Stadium Antonio Peroles in Almería, Spain, where she kicked off her Cuarto Azul World Tour. The show began with the singer performing “6 de Febrero” from the intimacy of a bedroom — lying on a white bed atop a two-level structure set up in the center of the stage, with her musicians positioned below. The stage design, built as an open house with stairs, platforms and different rooms, changed colors and atmospheres as the show progressed, accompanied by giant screens and lighting effects. Dressed in a custom nude look designed by Devol Studio and personalized boots by Hispanitas, Aitana moved between the more intimate moments of her repertoire and more energetic ones. The setlist focused primarily on her most recent album, Cuarto Azul (2025), although she also revisited songs from earlier stages of her career, like “Mon Amour,” “Vas a Quedart...