Many of us grew up watching Saturday morning cartoons, and one of the most iconic "frenemy" pairs was Sylvester the cat and Tweety Bird. The duo tapped into a classic trope of two species who have it ...

Is it a coffee machine gurgling its last drops? Is it a muffled phone vibrating on a couch? Is it a small helicopter trying to take off very politely? No, it’s Sylvester the cat, purring away after ...