Home Music Music News System Of A Down singer Serj Tankian is selling his piano on Trade Me Publish Date Saturday, 17 March 2018, 3:13PM Facebook Attention musician and System Of A Down fans! Serj Tankian is selling his much-loved piano on Trade Me.In a post on his Facebook page, Serj shared the link to the auction and details on the beauty of a piano.So what the hell are you waiting for?Go make a big HERE! Get the App Take your Radio, Podcasts and Music with you Get the iHeart App Close Get more of the radio, music and podcasts you love with the FREE iHeartRadio app. Scan the QR code to download now. Download from the app stores Stream unlimited music, thousands of radio stations and podcasts all in one app. iHeartRadio is easy to use and all FREE