Under the Sea made famous by The Little Mermaid (1989 film) (Samuel E. Wright)
• 15 customizable audio tracks:
(Click, Drum Kit, Percussion, Electric Bass, Electric Guitar, Rhythm Electric Guitar, Organ, Steel Drums, Marimba, String Section, Brass Instruments, Harp, Flute, Backing Vocals, Lead Vocal)

Unforgettable (duet) made famous by Natalie Cole & Nat King Cole
• 12 customizable audio tracks:
(Click, Drum Kit, Upright Bass, Acoustic Guitar, Piano, Vibes, String Section, Harp, Brass Instruments, Tenor Saxophone, Lead Vocal, Lead Vocal)

Unforgettable (duet) made famous by Nat King Cole & Natalie Cole
• 12 customizable audio tracks:
(Click, Drum Kit, Upright Bass, Acoustic Guitar, Piano, Vibes, String Section, Harp, Brass Instruments, Tenor Saxophone, Lead Vocal, Lead Vocal)

Upside Down made famous by Jack Johnson
• 13 customizable audio tracks:
(Click, Drum Kit, Percussion, Mixed Percussion, Tambourine, Shaker, Snap (Fingers), Bass, Acoustic Guitar, Acoustic Guitar, Acoustic Guitar, Backing Vocals, Lead Vocal)

Upside Down made famous by Diana Ross
• 11 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Electric Guitar, Rhythm Electric Guitar, Arr. Electric Guitar, Piano, Electric Piano, String Section, Backing Vocals, Lead Vocal)

Un-Break My Heart made famous by Toni Braxton
• 13 customizable audio tracks:
(Click, Acoustic Drum Kit, Electronic Drum Kit, Bass, Rhythm Acoustic Guitar (Arpeggio), Lead Acoustic Guitar, Electric Guitar, Piano, Electric Piano, Synth Pad, String Section, Backing Vocals, Lead Vocal)

Up Around the Bend made famous by Creedence Clearwater Revival
• 10 customizable audio tracks:
(Click, Drum Kit, Hand Clap, Bass, Acoustic Guitar, Acoustic Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Backing Vocals, Lead Vocal)

Urgent made famous by Foreigner
• 15 customizable audio tracks:
(Click, Drum Kit, Electronic Percussion, Bass, Synth Bass, Electric Guitar, Electric Guitar, Rhythm Electric Guitar, Arr. Electric Guitar, Synth Pad, Synth Keys, Arpeggiator, Tenor Saxophone, Backing Vocals, Lead Vocal)

Up Where We Belong made famous by An Officer and a Gentleman (Joe Cocker & Jennifer Warnes)
• 14 customizable audio tracks:
(Click, Drum Kit, Shaker, Claves/Woodblock, Triangle, Wind Chimes, Bass, Electric Guitar, Electric Guitar, Piano, Digital Piano, String Section, Lead Vocal, Lead Vocal)

Up Where We Belong made famous by Joe Cocker & Jennifer Warnes
• 14 customizable audio tracks:
(Click, Drum Kit, Shaker, Claves/Woodblock, Triangle, Wind Chimes, Bass, Electric Guitar, Electric Guitar, Piano, Digital Piano, String Section, Lead Vocal, Lead Vocal)