Radiohead – 2+2=5 [Piano Cover] Nov 5, 2016 Cover, Cover Radiohead, Cover Rock, Imports, The opening track to Hail to the Thief. The introduction is in 7, which made for a fun challenge. Enjoy! Like 0 Thanks! You've already liked this « Dave Gahan – Hidden Houses Piano Cover [Synthesia Piano Tutorial] » Radiohead „2+2=5″ ALL guitar cover