As a past Editor I know how well this works. Editor's love ideas, especially ideas that are completely outlined and correct for their readership. This means don't send pet article ideas to cooking magazines. Send pet articles ideas to pet publications. But you'd be amazed at what editors see that don't apply to their own publication.
Fame comes from planning and persistence.
It has it's rejections, but if you can learn not to take it personally, it will eventually work. Remember, once you start, keep going. Once you stop, you have to start all over.