Ouzo made famous by Vincent Gross
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Opening Up made famous by Waitress
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

O mio babbino caro made famous by Renée Fleming
• 1 music track in instrumental version
• 1 music track with vocals (cover)

On the Sunny Side of the Street made famous by Frank Sinatra
• 1 music track in instrumental version
• 1 music track with vocals (cover)

Oom Pah Pah made famous by Oliver! (musical)
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

Ooh la la made famous by Faces
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

On n'est pas là pour se faire engueuler made famous by Aldebert & Jeanne Cherhal
• 1 music track in instrumental version
• 3 music tracks with vocals (covers)

On n'est pas là pour se faire engueuler made famous by Jeanne Cherhal & Aldebert
• 1 music track in instrumental version
• 3 music tracks with vocals (covers)

Ob-La-Di, Ob-La-Da made famous by The Beatles
• 2 music tracks in MP3 instrumental version
• 1 music track with vocals (cover)

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