Hayko Cepkin has shared the stage with the likes of Kurban, Öztürk, Birol Namoğlu, Ogün Sanlısoy, Aylin Aslım, Koray Candemir and Demir Demirkan.

[2] He released his debut solo album titled Sakin Olmam Lazım, which was made entirely in his home studio, in June 2005.

[9] In April 2014, within the framework of the "Ünlüler Etapta" organization, he co-piloted alongside Tunç Tuncer in the Aegean Rally.

"[11] After his comments, Cepkin took a case to the court and filed a lawsuit on the grounds of "personal offense" and demanded 2 years in prison as punishment for Davut Güloğlu.

He referred to Güloğlu's comments, pointing out heavy insults, threats and violence against himself in them, all of which were meant to target him in a way that is no accepted in society.