David "Hawk" Wolinski – synthesizers Ricky Fataar – drums Peter Cetera – bass, percussion, vocorder, synthesizer Horns – written by Peter Cetera; arranged by Roland Vazquez 10. "Ivy Covered Walls" – 3:56 Chris Pinnick – guitar and solo Carli Munoz – piano Ricky Fataar – drums Peter Cetera – bass, percussion Song listing and personnel from vinyl LP liner notes. Song times from vinyl LP label. Notes References 1981 debut albums Peter Cetera albums Albums produced by Jim Boyer (audio engineer) Full Moon Records albums Warner Records albums