G-Eazy features on ‘Wicked,’ by Mike Posner’s mansionz side-project Listen to G-Eazy rap on 'Wicked' by mansionz, the new side project between Mike Posner and Mat Musto. Related Posts: GRiZ shares 12 Days of GRiZMAS lineup ahead of pre-Christmas Digital Charity Festival Save Our Stages launches SOSFEST featuring Major Lazer, Dillon Francis, Miley Cyrus, and more