It's time for Animaniacs!

...they're zany to the max, there's boloney in their slacks...

Which means that in the intro sequence of every episode of Animaniacs, the creative team was making a joke about "hiding the sausage" in full view of their mostly elementary school audience. If you think that's absurd, do a google search, you'll find they did much worse.

The Warner Brothers and the Warner sister, Dot