U.D.O.'s November 16, 2011 concert at Hristo Botev Hall in Sofia, Bulgaria was professionally filmed for release as a DVD+CD and Blu-ray+CD. Entitled "Live In Sofia", it will be made available on November 9 via AFM Records.

Commented the group: "The audience was absolutely fantastic and forced us to play for nearly 2 hours and 30 minutes. More than 2,000 fans welcomed back us after 7 years and pushed everybody over his personal limit. Sofia was absolutely great and we will never forget this show. To make sure all the fans can participate of this great event, we will do everything to release the DVD/CD/Blu-ray as soon as possible."

U.D.O.'s setlist for the Sofia concert was as follows:

01. Rev-Raptor
02. Dominator
03. Thunderball
04. Leatherhead
05. Independence Day
06. Screaming For A Love Bite (ACCEPT cover)
07. Heart Of Gold
08. Vendetta
09. Princess Of The Dawn (ACCEPT cover)
10. I Give As Good As I Get
11. Guitar Solo
12. Neon Nights (ACCEPT cover)
13. Break The Rules
14. Man And Machine
15. Drum Solo
16. Living On A Frontline
17. Up To The Limit (ACCEPT cover)
18. Two Faced Woman
19. Metal Heart (ACCEPT cover)

Encore:

20. The Bogeyman
21. I'm A Rebel (ACCEPT cover)

Encore 2:

22. Balls To The Wall (ACCEPT cover)
23. Burning (ACCEPT cover)

The "Heart Of Gold" performance clip from "Live In Sofia" can be seen below.

Guitarist Stefan Kaufmann recently left U.D.O. for health reasons.

Stefan will continue to work with U.D.O. behind the scenes and produce other bands at his Roxx studio.

Kaufmann was the drummer for ACCEPT on nine albums but was forced to give up drumming towards the end of the band's initial run due to health problems.

Stefan joined U.D.O. as a guitar player in 1996, following ACCEPT's second breakup, and has recorded nine albums with them.

U.D.O. 's latest album, "Rev-Raptor", was released on May 20, 2011 via AFM Records.