Sign up for our What's On newsletter - for all the latest whether you're staying in or heading out and aboutNever-before-seen images of Nirvana's first Manchester gig - and just the band's second ever UK show - have been released for the first time.Richard Davis photographed the then pretty much unknown band when they played Manchester Polytechnic Students Union on Oxford Road on Tuesday, October 24, 1989.It was the second date on Nirvana's first UK tour alongside Sub Pop labelmates