Comparing The Drummers of Dream Theater (Portnoy vs Mangini)
15:22
INSANE Drummer Learns DREAM THEATER In 5 DAYS
20:13
Mike Portnoy Plays Iconic Rock + Metal Drum Parts
13:48
Parasomnia de DREAM THEATER | Opinión Sincera ¿Cumple lo Esperado?
27:41
Comparing The Drummers of Avenged Sevenfold (The Rev vs Portnoy vs Wackerman)
30:02
Dream Theater 40th Anniversary Stage Tour - John Petrucci, Jordan Rudess and Mike Portnoy
7:24
DREAM THEATER: James LaBrie on Mike Portnoy’s Return & Mangini’s Exit
33:26
Classical Composer reaction/analysis to DREAM THEATER: THE SHADOW MAN INCIDENT | Episode 907
35:48