Greig Stewart - Britains got talent 2012

Britain's Got Talent 2012 | Episode 7 | Greig Stewart

Greig Stewart "Tetris" Britain's Got Talent 2012 Audition

Lazor Harp Greig Stewart - Britain s Got Talent 2012 Live Semi Final - UK version.mp4

Greig Stewart aka Theremin Hero exploring the open theremin

Imperial Festival 2015: The Laser Harp played by Greig Stewart in the Light Zone

Video Game Awards 2014 - Laser Harp / NESKeytar Performance - Greig Stewart / Dave Gillies