Line up:Every Friday, Loyalty Party. Opium Barcelona brings you an American atmosphere with the best hiphop r&b and house. If you're looking a place to get LIT. This is. Saying Sara Costa Guest list at the door it's free entrance untill 2am. Lounge & Table reservations: We recommend to book your table early in advance, they sell out fast! Phone: +34 655 576 998 Presale Tickets: Buy your tickets online: www.opiumbarcelona.com/tickets