French singer Slimane brings his intimate “One Piano. One Voice” 10 Years Tour to the Lycabettus Theater, marking a decade since his breakthrough with a stripped-back performance alongside longtime pianist Yaacov Salah. The concert follows the international success of his Eurovision hit “Mon Amour” and a series of acclaimed sold-out performances, showcasing the vocalist’s powerful interpretations in a minimalist setting where voice, lyrics and piano take center stage. Tickets start at €20 from more.com.