What is a Funky Monkeys free one?

A Funky Monkeys "free one" is when you you take your kids alone to Funky monkeys and pick up a few free ones while sipping on some tea. You will then probably bump into them at the Chim on Saturday night

example

Skitzo - "hey Dave, Ive just picked up a funky monkeys free on"

Dave - "its the only reason we go there mate"