Periscope (Live at BBC Radio 1)歌词
作词 : Jerry Horton/Nicholas Furlong/Holly Hafermann p/k/a Skylar Grey/Jacoby Shaddix/Tobin Esperance/Colin Brittain
作曲 : Tobin Esperance/Jerry Horton/Nicholas Furlong/Holly Hafermann p/k/a Skylar Grey/Jacoby Shaddix/Colin Brittain