title: What Did I Do? / God as My Witness
text: # What Did I Do? / God as My Witness
  
  "What Did I Do?/God as My Witness" is a song by 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.
  
  ## Recording
  
  The song was recorded at KLRU-TV Studio 6A in Austin, Texas and features a guest appearance from Gary Clark Jr.
  
  ## Music video
  
  The music video aired during the fourth episode of Foo Fighters: Sonic Highways. 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.
  
  ## Charts
  
  | Chart (2014) | Peak position |
  | - | - |
  | Czech Republic Modern Rock (IFPI) | 5 |
  | UK Singles (OCC) | 165 |
  | UK Rock & Metal (OCC) | 6 |
  | US Hot Rock & Alternative Songs (Billboard) | 37 |
  