I'm sure there are more examples, but I've added categories and a few more tropes. The more the merrier if other moderators and users remember similar gags in Advertising and Comics!
@Agiletek @GentlemensDame883 @Haggishunter @HeneryVII @Ilikecomputers @Jlaw @Lequinni @RivetVermin @Umbire the Phantom @Utini501 @Labster @Looney Toons @GethN7 @Robkelk @QuestionableSanity @Derivative @SelfCloak