The Big Four: Live in Sofia
- ปี: 2010
- ประเทศ: Bulgaria
- ประเภท: ดนตรี, สารคดี
- สตูดิโอ: Splinter Films Ltd., Universal/Music/DVD, Mercury Music Group, Vertigo, Sonisphere Festival
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- ผู้อำนวยการ: Nick Wickham, Nick Levitt
- นักแสดง: James Hetfield, Tom Araya, Dave Mustaine, Joey Belladonna, Lars Ulrich, Dave Lombardo