Radiohead and Coldplay are both my favorite bands. House of Cards is not plagiarism of Don't Panic. Just because the first chord is the same doesn't make it plagiarism. Think of all the songs that start with a C Major chord. There are countless numbers of songs. Neither band plagiarized each other. Both bands have been accused of plagiarism in the past: Radiohead with Creep and Coldplay with Viva La Vida. These songs indeed were plagiarized, but accidentally. I accidentally plagiarized Reckoner by Radiohead before I had ever listened to the song, or maybe I had listened to the song, but I didn