In some of those pics, she looks an awful lot like his other girls during a different time in his life.An interview with his future mother in law...this explains it all.
Charles Manson Wedding: What His Future Mother-in-Law Thinks About Daughter's Choice - ABC News
He looks really old in the one photo dated March 2011. Based on the others, I would not have guessed him, on looks alone, to be anything close to 80y/o.