Matt Heafy - Reacting To The 'In Waves Making Of Documentary'
37:16
Trivium's MATT HEAFY On Songwriting - "It Can't Just Be Riffs"
9:51
Shogun Album Recording - Studio - Trivium 2008
58:33
GLHF with Matt Heafy #4 | Corey Beaulieu
1:15:41
Mastodon - The Making of Emperor of Sand [Full Documentary]
37:08
Matt Heafy: Failure
44:05
Everything Is Fine: The Making Of Periphery V: Djent Is Not A Genre
22:00
Trivium's Earliest Recordings | Matthew K Heafy | Trivium Origin Stories
16:19