Keep them wider rather than tall, and don't abuse Waltograph. Use it only for the Disney logo, for everything else use a sans-serif font. Gill Sans works quite well, Futura also if you have it installed. Try to keep the visal elements simple - don't have to many things going on at once, keep to a color scheme.
Here is an example:
If you don't mind, I'm going to use that as a guide!