Stereogum reader Rafaël Zeier recently interviewed Wayne Coyne at the Open Air St Gallen Festival in Switzerland, and got the scoop that McCartney-approved, nightmarish pop bros MGMT and Yeah Yeah Yeahs frontwoman Karen O will appear on the Flaming Lips' forthcoming double album Embryonic. Also making a spoken word cameo is "a weird mathematician guy from Germany." You can listen ...