McDonald's CEO Chris Kempczinski found himself at the center of an internet storm when a taste test video promoting the chain's new Big Arch burger went dramatically viral. The CEO burger taste test phenomenon has spawned countless memes, rival responses, and a broader conversation about corporate authenticity in the social media age.

The video was posted on the CEO's personal LinkedIn and Instagram accounts and was intended to showcase the limited-time Big Arch burger with enthusiasm. According to reports from USA Today, Kempczinski stated in the video, "I love this product. It is so good." However, what followed became the defining moment of the CEO burger taste test trend.

As reported by the New York Times, the McDonald's chief executive took what social media users quickly dubbed "the smallest bite in fast-food history" before declaring, "That's a big bite for a Big Arch." The disconnect between his underwhelming demonstration and the promotional messaging ignited a firestorm of commentary across platforms.

Rival Chains Join the Burger War

The viral nature of the CEO burger taste test quickly attracted attention from rival fast-food chains, as reported by Fortune. Burger King released its own taste test video featuring President Tom Curtis eating a Whopper with noticeably more passion. A Burger King spokesperson told NBC News, "We can confirm that this video was not created in reaction to anything," though the timing suggested otherwise.

According to NBC News, Wendy's also joined the fray by posting a video of its U.S. president enjoying one of their burgers. Smaller chains participated in what Business Insider described as a "carefully curated authenticity war" among fast-food executives.

According to data from the Centers for Disease Control and Prevention, approximately 32% of U.S. adults consumed fast food on any given day during the period from 2021 to 2023. The CDC report further indicated that fast food accounts for nearly 12% of daily caloric intake among adults.

McDonald's Responds to the Viral Moment

As the story developed, McDonald's attempted to reclaim the narrative with a winking Instagram post, as reported by Fortune. The company shared an image reading "Take a bite of our new product" with the caption: "Can't believe this got approved." A McDonald's spokesperson stated to Fortune, "We're glad the Big Arch has everyone's attention," adding that early sales of the new burger were "beating expectations."

According to analysis from marketing experts cited by Business Insider, the incident served as a cautionary tale for corporate executives venturing into personal social media content. The CEO burger taste test, despite its awkward execution, generated unprecedented free publicity for the Big Arch launch.

The phenomenon also highlighted the evolving expectations around executive visibility in the digital age. As noted by Fortune, Kempczinski has maintained an active LinkedIn presence since 2020, growing his platform to over 168,000 followers. He was even recognized with a Shorty Award in 2025 for demonstrating how authentic leadership content can transform executive communications.

However, this particular CEO burger taste test demonstrated the fine line between authentic executive presence and awkward corporate oversharing. The incident has sparked discussions among public relations professionals about the risks and rewards of putting top executives directly in front of the camera for product promotion.

Lessons from the Viral CEO Burger Taste Test

The McDonald's CEO burger taste test saga offers several lessons for corporate marketing in the social media era. First, authenticity cannot be faked—consumers quickly recognize scripted or insincere demonstrations. Second, the potential for virality cuts both ways; a planned promotional moment can become a viral sensation regardless of whether the outcome is positive or negative. Finally, the ability to respond with humor and self-awareness, as McDonald's did, can transform a potential PR crisis into brand engagement.

As the Big Arch burger continues its limited-time run on menus, the marketing team at McDonald's will likely breathe a sigh of relief that the conversation has kept the product in the public eye. Whether the eventual sales figures justify the viral controversy remains to be seen, but one thing is certain: the CEO burger taste test will be remembered as a defining moment in fast-food marketing history.

Related: When Brands Go Viral For All The Wrong Reasons | Why More CEOs Are Becoming Social Media Influencers