ROCKWOOD - Help (live) (2023)



ROCKWOOD - Love Hurts (live) (2022)



THE STARS OF ROCK - Trailer (2022)



THE STARS OF ROCK - I'd do anything for love (live) (2022)



ROCK'S FINEST - Planet Rock Album Teaser 2 (2021)



ROCK'S FINEST - Planet Rock Album Teaser 1 (2021)



ROCK'S FINEST - Minor Giant Step (2021)



ROCK'S FINEST - Will You Be There For Me (2021)



ROCK'S FINEST - I'd Do Anything For Love (live) (2020)



ROCK'S FINEST - Bohemian Rhapsody (live) (2020)



ROCK'S FINEST - Who Wants To Live Forever (live) (2020)



ROCK'S FINEST - For You (live) (2020)



ROCK'S FINEST - Rock'n'Roll (2020)



ROCK'S FINEST - A Brand New Start (2020)



Tobias Schmitz feat. Hagen Grohe - The Key (Titelsong der RTL-Serie "Die Klempnerin") (2019)



21Octayne - "Lost" acoustic live @ NRW TV (Germany, 2015)



21Octayne - "When You Go" Official Music Video (2015)



21Octayne - "Devil In Disguise" Official Lyric Video (2015)



21Octayne - "Me Myself And I" acoustic live @ NRW TV (Germany, 2014)



21Octayne - "Into The Open" Official Tour Video (2014)



21Octayne - "Dear Friend" Official Music Video (2014)



21Octayne - "The Heart (Save Me)" Official Music Video (2013)



The Joe Perry Project - Let The Music Do The Talking (USA, 2009)



The Joe Perry Project - Walk This Way (with Steven Tyler) (USA, 2009)



Joe Perry talks about Hagen (Japanese Interview) (USA, 2009)



Who's That Guy? - Hagen & The Joe Perry Project (USA, 2009)