### Clue: Hippies quietly elope, running south of river? (6,6)
### Answer: FLOWER PEOPLE 
 ### Explanation: Definition: Hippies
A charade of FLOWER ('river' – the other way round, for a change) plus P ('quietly') plus EOPLE, an anagram ('running') of 'elope', with 'south of' indicating the order of the particles in the down light.