According to the back of the box, the upcoming release of Tom & Jerry: The Chuck Jones Collection from Warner Home Video will have a wide-screen aspect ratio.http://tvshowsondvd.com/news/Tom-Jerry-Chuck-Jones-Collection/11478
The cartoons were produced with a full-screen aspect ratio with option of wide-screen for theatrical viewing. Here's an example of the full-screen version:
I assume that this DVD release will feature a wide-screen look like this: