Now and then: '60s and '70s rockers

POSTED: 11:21 PM PDT Sep 22, 2011    UPDATED: 11:00 PM PDT Oct 04, 2014 
Grace Slick 1960s promotional photo

With former Jefferson Airplane singer Grace Slick celebrating 75 years on October 30, see how she and other rockers from the 1960s and 1970s have aged over the years.