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 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 |
