There are multiple entities associated with the term "LUCKY + DOG". One is a TV show where Eric and Rashi, both professional dog trainers, have taken over since 2020. They are committed to dog care and believe that every dog deserves a loving home. Another entity is an app called Lucky Dog Videos. This app claims to pay users for watching videos and doing simple activities daily. However, it has been flagged as potentially deceptive. There are also several websites with similar names, some of which have been flagged as suspicious or potentially scammy. Therefore, the legitimacy of "LUCKY + DOG" depends on the specific context in which it's being used. It's always a good idea to do thorough research and exercise caution when interacting with unfamiliar entities online.