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

Out Of Reach made famous by Gabrielle
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

One Drop made famous by Bob Marley
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Oklahoma made famous by Oklahoma! (film) (Gordon MacRae, Charlotte Greenwood, James Whitmore, Shirley Jones & Jay C. Flippen)
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Oceans (Where Feet May Fail) made famous by Hillsong United
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Over the Rainbow (live) made famous by Barbra Streisand
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Ome jan made famous by John West
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

One Last Time made famous by Ariana Grande
• 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)

Old Number Seven made famous by The Devil Makes Three
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)