(Strip Number 7181, Original Publication Date, 14 April 1985)
Panel 1: We start things off with John wondering if he should actually wear the ratty looking undershirt he's got on underneath his good clothes.
Panel 2: Since he isn't aware that Elly is staring at him in grim horror and also has a sort of danger sense that alerts her as to when her family is dressed in a manner that will heap shame and disgrace on her, he thinks that no one is ever going to notice.
Panel 3: Upon beholding the retina-searing mish-mash John calls perfectly acceptable, Elly tells the imbecile that he can't go out looking like that in public.
Panel 4: She tells him that he cannot wear pin-striped trousers with a checked shirt.
Panel 5: He can also not wear the polka-dotted tie with anything.
Panel 6: Since all straight men in the Foobiverse are clods who need mothers to keep them from dressing like clowns, he mutters "Oh."
Panel 7: He said that since he matched, he thought he looked great.
Panel 8: She's appalled and baffled by this and points out that since he's wearing stripes, checks and dots, he can't possibly say that he matches.
Panel 9: He pulls the Men-from-Colour-Women-From-Pattern card and points out that everything he has on is blue.
Summary: What we have here is Lynn nagging Rod about his lack of dress sense. Given what