Robin Zander says he'd be happy to fill in for Brian Johnson so AC/DC can reschedule the dates they canceled after their lead singer was warned by doctors that he risked permanent hearing loss if he continued touring with the high voltage group.
The Cheap Trickster added that he would only do it if Johnson agreed to it, saying, '...I'd want the blessing of Brian. I wouldn't go in there as a slap in the face to him.'
Radio.com