Word based comedy

Two light bulbs walk into a bar, the bartender says “We don’t serve lightbulbs here”, the light bulbs say “Watt?”

Two sea cucumbers walk into a bar, the bartender says “We don’t serve sea cucumbers here”, the sea cucumbers say “We didn’t sea that cu-come-bing?”

A tree walks into a bar, the bartender says “We don’t serve trees here”, the tree leaves.

Two people walk into a bar, it’s dark, the bartender says “We don’t serve lightbulbs here.” They share a dim look, and head on/off.