Black Sabbath posted a 30-second teaser clip online Tuesday (February 12th) that previews a full behind-the-scenes video scheduled to arrive online Wednesday (February 13th). The video will highlight the recording sessions for 13, the first Sabbath album in 35 years to feature original members Ozzy Osbourne, Tony Iommi and Geezer Butler all together. The disc is slated for a June release, with a summer North American tour in the works.