- Jelle cleymans    ( Spring )

- Marco Minneman ( Drummer of Nena ,Joe Satriani, produceer Kelly Family )

- Robert Searight ( Drummer of Gladys Knight , Grammy Award voor Best     Gospel Choir )

- Adam Deitch ( Drummer , As producer of 50 Cent )

- Terry Bozzio ( Drummer of  Frank Zappa ,Debbie Harry ,Korn )

- Jojo Mayer ( Drummer of Nina Simone  )

- Celtic Woman ( try out tour )

- Damian Wilson ( Threshold , Maiden uniteD )

- Gregorian

- Anika Nilles ( TAMA STAR Tour )

- Emmanuelle Caplette  ( SONOR World Tour )

- Niels Voskuil ( Drummer of Dilana Smith )

- Derrick Wright ( Drummer of Adele, Toni Braxton and Thalia )

- Los Lobos ( monitormix )

- Misfits ( monitormix )

References