Great comedy is timeless, and so are great characters. And as countless generations who grew up watching them will tell you, it doesn’t get any greater than Looney Tunes. In the history of animation!

In the 1970s and 1980s, Warner Bros. did not take great care with its animation legacy. The studio spit out a new, clumsily assembled “special” for every remotely notable occasion, with a lack of care ...