Lucy’s Birthday Queen! is a nightclub event in Chicago’s Metro building, presented in the venue’s Smartbar room as part of the long-running Queen! party series hosted by Lucy Stoole. The party showcases prominent house and electronic DJs — including Derrick Carter, Kon (FR), and Michael Serafini — and is notable for bringing international and veteran dance-music talent to Metro Chicago’s established concert and club space. It reads as a celebratory, DJ-focused club night with a strong house/disco orientation.