HARTMANN - When the rain begins to fall (feat. Ina Morgan) - Official Music Video

HARTMANN - The Gun (official video clip) 4K

John Coltrane - John Coltrane & Johnny Hartman 1963

Gurdjieff - De Hartmann Piano Music

All ANIMAL Songs! | ONE HOUR of FUN ANIMAL Songs for KIDS! | Jack Hartmann

HARTMANN - Don't want back down (official video clip HD)

Months of the Year Syllable Song Phonological Awareness Jack Hartmann

HARTMANN - After the love is gone - Official video clip HD

Hartmann - Out In The Cold - Live "Handmade" DVD

Hammonton 5 Haddon Heights 4 (8 Innings) | HS Baseball | Joe Hartmann Diamond Classic 1st Round

HARTMANN - 'Simple Man' feat. Eric Martin of Mr. Big (official video)

Hartmann - Alive Again - Live "Handmade" DVD

HARTMANN - Music was my first love (John Miles Cover)

Dan Hartman - I Can Dream About You

HARTMANN - In Another Life (official video clip)

HARTMANN - Just Drive (official video clip)

12 Months of the Year | Exercise Song for Kids | Learn the Months | Jack Hartmann

Brain Breaks | Crossover | Brain Breaks Song | Cross the Mid-line | Jack Hartmann

Count to 100 Silly Song! | Jack Hartmann

Spread a Little Sunshine | Start the Day Song | Jack Hartmann