I Don't Know

Producer: Greg Kurstin - Artist: Paul McCartney - Co-Producer: Paul McCartney - Engineer: Steve Orchard - Engineer: Alex Pasco - Engineer: Billy Bush - Engineer: Julian Burg - Engineer: Greg Kurstin - Asst. Recording Engineer: Matt Tuggle - Asst. Recording Engineer: Collin Kadlec - Asst. Recording Engineer: Brad Giroux - Asst. Recording Engineer: Keith Smith - Asst. Recording Engineer: Jamie Kirkham - Asst. Recording Engineer: Paul Pritchard - Mixer: Mark Stent - Assistant Mixer: Michael Freeman - Assistant Mixer: Derek Stockwell - Mastering Engineer: Randy Merrill - Vocals: Paul McCartney - Drums: Paul McCartney - Bass Guitar: Paul McCartney - Acoustic Guitar: Paul McCartney - Piano: Paul McCartney - Vocal Arranger: Greg Kurstin - Electric Guitar: Greg Kurstin - Mellotron: Greg Kurstin - Clarinet: Greg Kurstin - Cello: Greg Kurstin - Synthesizer: Greg Kurstin - Timpani: Greg Kurstin - Cimbalom: Rob Millet