ONCE UPON A CAT album launch party, award-winning singer and songwriter Iyanya wore CHIEFTAIN checker-classic limited edition sunglasses during his performance on stage. Iyanya Onoyom Mbuk, known by his stage name Iyanya, is a Nigerian afrobeats singer and songwriter. He rose to fame after winning the first season of Project Fame West Africa, and is best known for his hit single "Kukere".