David P. Leonard, Piers Handling [President of Toronto International Film Festival]

René Angeli [Manager of Céline Dion], Trebas Graduate Robert Mayer, David P. Leonard

Phil Spector, David P. Leonard

David P. Leonard, Lionel Richie

Edwin Birdsong, Stevie Wonder, Rod McGrew, David P. Leonard

Michel Descombes , Pierre Laroche [Trebas Graduate & Winner of 2006 Jutra Film Award], Réjean Juteau

David P. Leonard, The Beatles

David P. Leonard, Connie Leonard, Bea Swedien, Bruce Swedien [Nominated for 15 & winner of 7 Grammy Awards]

Nancy O'Dell [Hostess of Access Hollywood], David P.Leonard

David P. Leonard, Paul Anka

David P. Leonard, Neil Portnow [President of the National Academy of Recodring Arts & Sciences]

Sean Paul, Jeremy Harding [Trebas Graduate, Manager, Producer, Songwriter for Sean Paul]

Sean Paul, David P. Leonard