"Ah Yalan Dünya" (Oh, False World) is a masterpiece originally composed and written by the legendary Turkish folk minstrel . The song is a profound reflection on the disillusionment and sorrow experienced in a world characterized by unmet expectations and fleeting joy.

Beyond her work with Berk, Öykü Gürman has performed "Yalan Dünya" in various formats:

, known for her unique blend of Turkish folk and flamenco influences, released her version of this classic as part of the album İki Arada on April 16, 2009, alongside her twin brother Berk. Musical Style and Collaboration