On The Radio made famous by Donna Summer
• 12 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Piano, Electric Piano, Synth Keys, Brass section, Alto Saxophone, String Section, Backing Vocals, Lead Vocal)

One Moment In Time made famous by Whitney Houston
• 11 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Piano, Synthesizer, Synth Pad, String Section, Brass Instruments, Backing Vocals, Lead Vocal)

One Kiss made famous by Calvin Harris & Dua Lipa
• 15 customizable audio tracks:
(Intro Count (Click + Key), Click, Electronic Drum Kit, Electronic Cymbals, Electronic Percussion, Noise effects, Synth Bass, Piano, Electric Piano, Organ, Synth Pad, Synth Strings, Brass section, Backing Vocals, Lead Vocal)

One Kiss made famous by Dua Lipa & Calvin Harris
• 15 customizable audio tracks:
(Intro Count (Click + Key), Click, Electronic Drum Kit, Electronic Cymbals, Electronic Percussion, Noise effects, Synth Bass, Piano, Electric Piano, Organ, Synth Pad, Synth Strings, Brass section, Backing Vocals, Lead Vocal)

Over the Rainbow (Alone in IZ World) made famous by Israel Kamakawiwo'ole
• 3 customizable audio tracks:
(Click, Ukulele, Lead Vocal)

Oh Sherrie made famous by Steve Perry
• 15 customizable audio tracks:
(Click, Drum Kit, Hand Clap, Bass, Electric Guitar, Electric Guitar, Lead Electric Guitar, Synthesizer, Synth Strings, Synth Keys, Synth Keys, Arpeggiator, Flute, Backing Vocals, Lead Vocal)

One More Last Chance made famous by Vince Gill
• 13 customizable audio tracks:
(Click, Drum Kit, Bass, Acoustic Guitar, Electric Guitar, Electric Guitar, Lead Electric Guitar, Piano, Electric Piano, Harmonica, Fiddle, Backing Vocals, Lead Vocal)

One Step Closer made famous by Linkin Park
• 11 customizable audio tracks:
(Click, Drum Kit, Percussion, Shaker, Noise effects, Bass, Electric Guitar, Synth Strings, Synth Keys, Backing Vocals, Lead Vocal)

Only The Lonely made famous by The Motels
• 8 customizable audio tracks:
(Click, Drum Kit, Bass, Electric Guitar, Electric Piano, Electric Piano, Tenor Saxophone, Lead Vocal)

Orange Colored Sky made famous by Natalie Cole
• 6 customizable audio tracks:
(Click, Drum Kit, Bass, Piano, Brass section, Lead Vocal)