One Horse Town made famous by Blackberry Smoke
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

One Voice made famous by Barry Manilow
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

On Broadway (Single Version) made famous by George Benson
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Outlaw Man made famous by Eagles
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Over the Rainbow made famous by Josh Groban
• 1 music track in instrumental version
• 1 music track with vocals (cover)

One More Time made famous by Daft Punk
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Old Alabama made famous by Brad Paisley & Alabama
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Oh, Babe, What Would You Say? made famous by Hurricane Smith
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Oompa Loompa made famous by Hugh Grant & Timothée Chalamet
• 2 music tracks in MP3 instrumental version
• 3 music tracks with vocals (covers)

Oompa Loompa made famous by Wonka (2023 film) (Hugh Grant & Timothée Chalamet)
• 2 music tracks in MP3 instrumental version
• 3 music tracks with vocals (covers)