Free I Smoked Away My Brain (I'm God X Demons Mashup) (feat. Imogen Heap & Clams Casino) ringtone for your phone. Listen first, then download the version you like. The song is performed by A$AP Rocky. You can choose from 7 versions between 25 and 30 seconds. If you like fast, angry and rap ringtones, see the tags below. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. To see all ringtones by A$AP Rocky, use the link under the title or look at the related ringtones below.