Open Your Eyes made famous by Guano Apes
• 15 customizable audio tracks:
(Intro Count (Click + Key), Click, Drums and Percussion, Bass, Electric Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Arr. Electric Guitar, Distorted Electric Guitar, Synth Pad, Synth Lead, Arpeggiator, Noise effects, Backing Vocals, Lead Vocal)

O mio babbino caro made famous by Renée Fleming
• 9 customizable audio tracks:
(Click, Upright Bass, String Section, Harp, French Horn, Oboe, Clarinet, Flute, Lead Vocal)

One Last Breath made famous by Creed
• 8 customizable audio tracks:
(Click, Drum Kit, Bass, Electric Guitar, Distorted Electric Guitar, String Section, Backing Vocals, Lead Vocal)

One Call Away made famous by Charlie Puth
• 15 customizable audio tracks:
(Intro Count (Click + Key), Click, Electronic Drum Kit, Percussion, Bass, Synth Bass, Rhythm Electric Guitar, Rhythm Electric Guitar, Electric Guitar, Piano, Organ, Synth Strings, Synth Keys, Backing Vocals, Lead Vocal)

Old Time Rock 'n Roll made famous by Michael Bolton
• 13 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Acoustic Guitar, Rhythm Electric Guitar, Rhythm Electric Guitar, Electric Guitar, Lead Electric Guitar, Piano, Organ, Backing Vocals, Lead Vocal)

Ojos marrones made famous by Lasso
• 15 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Acoustic Guitar, Acoustic Guitar, Electric Guitar, Rhythm Electric Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Organ, Synth Pad, Backing Vocals, Lead Vocal, Lead Vocal)

Ooh Baby Baby made famous by Smokey Robinson
• 11 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Electric Guitar, Electric Guitar, Piano, Electric Piano, Brass section, String Section, Backing Vocals, Lead Vocal)

Okie From Muskogee made famous by Merle Haggard
• 9 customizable audio tracks:
(Click, Drum Kit, Bass, Acoustic Guitar, Electric Guitar, Lead Electric Guitar, Piano, Backing Vocals, Lead Vocal)

One in a Million You made famous by Larry Graham
• 11 customizable audio tracks:
(Click, Drum Kit, Bass, Acoustic Guitar, Piano, Digital Piano, Synthesizer, Synth Keys, String Section, Flute, Lead Vocal)

Oh Carol made famous by Smokie
• 12 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Acoustic Guitar, Acoustic Guitar, Acoustic Guitar, Lead Electric Guitar, Mandolin, Piano, Accordion, Backing Vocals, Lead Vocal)