Maison Margiela celebrated their new boutique opening at 8451 Melrose Place on Thursday, in the midst of Frieze Week Los Angeles. Maison Margiela CEO Gianfranco Gianangeli and creatives such as LL COOL J, Rachel Sennott, Orville Peck, Khalil, and more were in attendance with a surprise performance from SAINt JHN.