Deep Purple

Two-CD/Blu-ray set also features 'Stormbringer' demos, alternate track mixes, song-by-song commentary and more.

Guitarist arranges trio shows around his duties with cancer-battling wife.

"It's such a game-changing, life-changing thing," he reflects on his 1973 debut with legendary band.

Lars Ulrich explains why his band's songs "don't vary much from night to night."

"We had burned out," keyboardist Jon Lord admitted, but the band pressed on.

These songs rocked, then rolled over into the mainstream.

2014 performance includes band's takes on songs by Ozzy Osbourne and Rare Earth, too.

Death can provide inspiration.

Stellar lineups at the start of the millennium.

Rockin' a full half century.