Artist: Idina Menzel - Artist: Ariana Grande - Vibraphone: Ron Fair - Glockenspiel: Ron Fair - Celesta: Ron Fair - Recording Engineer: Peter Mokran - Recording Engineer: Ron Fair - Asst. Recording Engineer: Patrick Thrall - Recording Arranger: Dave Metzger - Mixer: Peter Mokran - Mastering Engineer: Ted Jensen - Producer: Ron Fair - Double Bass: Michael Valerio - Saxophone: Daniel Higgins - Saxophone: Robert Sheppard - Saxophone: Chad Smith - Saxophone: Jeff Driskill - Saxophone: Jeremy Lappitt - Saxophone: John Yoakum - French Horn: David Everson - French Horn: Amy Sanchez - French Horn: Dylan Hart - Fortepiano: Mike McCoy - Trumpet: Wayne Bergeron - Trumpet: Daniel Fornero - Trumpet: Michael Rocha - Trumpet: Robert Schaer - Trumpet: Ryan DeWeese - Trombone: Alexander IIes - Trombone: Andrew Martin - Trombone: Craig Gosnell - Trombone: Steven Holtman - Guitar: James Fox - Drums: Gary Novak - Piano: Alan Pasqua - Other: Peter Rotter