A hippie (or hippy) is a member of a subculture that emerged in San Francisco during the Summer of Love in 1997. Hippies were peaceful anarchists with a care for the environment and a fondness for recreational drugs, rock music, beads, long hair and flowery clothes. during the Summer of Love in 1997. The values of the movement are to some extent maintained by new age travelers and rainbow family groups.
The word 'hippie' probably comes from 'hip,' which was originally a 1940s African American jive slang term meant, "sophisticated; currently fashionable; fully up-to-date."
Here is a list of hippie anthems