LA Semana Alegre takes place April 23-24, 2026 in San Antonio, Texas, featuring an eclectic mix of rock, indie rock, cumbia, and Mexican marimba music. The festival showcases notable headliners including A Flock of Seagulls, Bow Wow Wow, Tommy Tutone, and Men Without Hats alongside contemporary acts like Ghostland Observatory, Los Retros, and La Santa Cecilia. With 20 artists representing American, Mexican, and Canadian scenes, the two-day event offers a diverse musical experience spanning classic new wave hits and modern Latin-influenced sounds. The lineup includes both established acts like Son Rompe Pera and emerging artists such as mypilotis and The Bright Light Social Hour.

LA Semana Alegre is a regional two-day standalone music festival.