Exclusive: Watch Black Keys Rip Through Three Songs on 'ACL'

The Black Keys did not skimp on the heavy when they barreled through Austin City Limits last year for a performance that will air this Saturday on PBS. Case in point: The Akron outfit’s ear-splitting rendition of Turn Blue cut “Weight of Love,” which is available to watch now.

Lumbering between psych-tinged melancholia and head-banging extravagance,……