Ajda Pekkan '85 Aranjmanlar / 5 Yil Once 10 Yil Sonra Grubu is an album by Turkish pop singer Ajda Pekkan, released in 1985. The record uses 1980s pop arrangements that combine orchestral strings and electronic synthesiser textures with Turkish pop songwriting, and it is part of a transition in Pekkan's career when she moved to more modern pop production.