Kayahan'ın En İyileri No.1 (English: The Best of Kayahan Vol.

It was recorded by numerous artists, including Tarkan, Sezen Aksu, Sıla, Nilüfer, Gülşen, Ajda Pekkan, Mustafa Ceceli, and Emre Aydın, among others.

[1][2] At the time of the album's recording, Açar had been diagnosed with a form of soft-tissue sarcoma, which he had recovered from twice in the past.

[3][4] In response to the recurrence of the disease, as a tribute, the compilation underwent recording and production until its release on November 28, 2014.

[4] All lyrics are written by Kayahan (from previous albums)