El Pollo Loco, a competitor to KFC, gets aggressive with online campaign

El Pollo Loco, a chain of 418 grilled-chicken restaurants concentrated in the Southwest, has picked a fight with industry giant KFC. Last month, the company called for a taste test between the two chicken chains and set up a 1-800 number for customers to call in with their testimonials. (Here’s the YouTube video with the CEO launching the campaign.) KFC denied the challenge. El Pollo Loco then discovered that peoplen apparently from Yum Brands, which owns KFC, were calling the number to stump …