Rainbow flag in his hand. In the German Peasants' War of the 16th century, the rainbow flag together with the peasants' boot ("Bundschuh") was used as the sign of a new era, of hope and of social change. The choice of the rainbow in the form of a flag harkens back to the rainbow as a symbol of biblical promise. According to the Bible, God first created the rainbow as a sign to Noah that there would never again be a worldwide flood, also known as the Rainbow covenant. The South African flag is sometimes referred to as the "Rainbow flag". Rainbow
What Did I Do? / God as My Witness What Did I Do? / God as My Witness "What Did I Do?/God as My Witness" is a song by the American rock band Foo Fighters and is the fourth single from their eighth studio album "Sonic Highways". The song was released on November 6, 2014. The song was recorded at KLRU-TV Studio 6A in Austin, Texas and features a guest appearance from Gary Clark, Jr. The music video aired during the fourth episode of "". It mainly shows Foo Fighters and Gary Clark Jr. performing inside of KLRU-TV Studio 6A, the famous location where "Austin City Limits" was filmed.