One Night Only made famous by Dreamgirls (2006 film) (Jennifer Hudson)
• 1 music track in instrumental version
• 1 music track with vocals (cover)

One Night Only made famous by Jennifer Hudson (Dreamgirls 2006 film)
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Oye cómo va (Album Version) made famous by Santana
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Over the Rainbow / What a Wonderful World made famous by Israel Kamakawiwo'ole
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Orange Colored Sky made famous by Natalie Cole
• 1 music track in instrumental version
• 1 music track with vocals (cover)

One Way Or Another (Teenage Kicks) made famous by One Direction
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Old School made famous by Creed Fisher
• 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)

Oya lélé made famous by K3
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Our Last Summer made famous by ABBA
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)