Answer:
If you need a night out, call one of these over to take the little ones off your hands for a while.
It goes up and down the stairs without moving.
Goliath, The Jolly Green and Andre are all examples of this.
Take it and you will lose or gain more than all the others.
What goes through a door but never goes in and never comes out?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?