First Signal (Harry Hess) - "Never Gonna Let You Go" - Official Music Video
First Signal (Harry Hess) - "This City" (Official video)
First Signal (Harry Hess) - "Shoot The Bullet" - Official Music Video
First Signal (Harry Hess) - "Don't Let It End" - Official Music Video
First Signal (Harry Hess) - "Unbreakable" - Official Lyric Video
Harry Hess - Irresistible
Sea Floor Spreading | 100 Greatest Discoveries
Seafloor Spreading
Look Right Through Me
La théorie de Harry Hess sur la tectonique des plaques 🌍
Just Another Day
Falling Down
First Signal (Feat. Harry Hess) - "Love Gets Through" (Official Lyric Video)
Harry Hess Remembers His Iconic Ballad “Honestly”
Harry Hess - It's Over
First Signal feat. Harry Hess - A Million Miles
First Signal feat. Harry Hess - "Born To Be A Rebel" (Official Audio)
First Signal (Harry Hess) - "Show Me The Way" - Official Lyric Video
Sentimental Blvd.
First Signal feat. Harry Hess - "Tonight We Are The Only" (Official Audio)