Panel 1: Here we are in the kitchen. Mike explains to Lawrence that Elly got him a fish named Fred.
Panel 2: Lawrence asks what he does. Mike says "Nothing much".
Panel 3: He then confirms Lawrence's supposition that that must be pretty boring.
Panel 4: This inspires him to take a large spoon out of the drawer and stir things up for Fred.
Summary: Because no one asked for it, Lynn depicts the dawn of Mike, the Pointlessly Destructive.