"Wendy's "Where's the Beef?" is a famous advertising campaign that was launched by Wendy's in 1984. The campaign was a major success and became a pop culture phenomenon in the 1980s. Here are the key elements and background of the campaign:

1. Concept: The "Where's the Beef?" campaign was created to emphasize the idea that Wendy's served larger and higher-quality hamburgers compared to its competitors. The catchphrase "Where's the Beef?" was used to question the lack of substantial meat in competitors' hamburgers.

2. TV Commercials: The campaign featured a series of humorous television commercials where elderly actress Clara Peller, playing the role of a little old lady, examined competitors' hamburgers and found them to have disproportionately small meat patties compared to Wendy's burgers. She would then ask the iconic question, "Where's the Beef?"

3. Popularity: The campaign quickly gained immense popularity and became a cultural phenomenon. The catchphrase "Where's the Beef?" was widely recognized and used in various contexts beyond advertising, including politics, sports, and entertainment.

4. Competitive Edge: The campaign helped Wendy's stand out from its fast-food competitors and positioned the company as a place where customers could get a bigger and meatier burger.

5. Relevance: The "Where's the Beef?" campaign remains one of the most memorable and enduring advertising campaigns in history. It is often cited in discussions of effective and impactful advertising.

6. Impact: The campaign contributed to increased sales and brand recognition for Wendy's during the 1980s. It also led to a surge in popularity for Clara Peller, who became a cultural icon.

7. Legacy: Even decades after its original run, "Where's the Beef?" continues to be associated with Wendy's and is sometimes referenced in modern advertising and popular culture.

While the "Where's the Beef?" campaign is a classic example of successful advertising, it's important to note that advertising campaigns evolve over time, and Wendy's has launched many other marketing initiatives since then. Please note that specific campaign details and messages did have evolved , so it's advisable to visit Wendy's official website or review their recent marketing materials for the most current information on their advertising campaigns.