Nostalgia Squared: Wendy’s Celebrates 25 Years of SpongeBob

by Paramount Advertising

The Challenge: Drive in-store traffic

In a competitive QSR landscape, Wendy’s needed a way to stand out and connect with younger audiences while reinforcing its cultural relevance. The objective was twofold: drive in-store traffic and sales while creating a moment that fans would remember and share.

The Solution: Tap SpongeBob IP for a first-ever collaboration

To celebrate SpongeBob SquarePants’ 25th anniversary in the fall of 2024, Wendy’s partnered with Paramount Advertising for the first-ever Krabby Patty Kollab, introducing a limited-time menu inspired by Bikini Bottom. This wasn’t just a product launch, it was a cultural event. Fans have speculated for years about the taste of a Krabby Patty, and Wendy’s brought that curiosity to life with its own twist, alongside a Pineapple Under the Sea Frosty. The collaboration spanned more than 6,700 locations across 12 markets, including the U.S., Canada and select international regions.

Watch the national commercial here:

Paramount Advertising’s insights into heirloom fandoms, where parents and kids share beloved IP, were central to the strategy. SpongeBob is one of the rare franchises that bridges generations, and nostalgia became the emotional hook. The campaign leveraged custom creative, influencer activations and social-first content to amplify the experience across Paramount channels and beyond.

The Results: Lift in sales, purchase intent and brand impact

The Krabby Patty Kollab didn’t just trend, it delivered real business impact. Fans responded immediately: the campaign trended #1 and #2 on Snapchat, with 125 creators driving a social footprint of 452M, and generated 111M views, 3.5M engagements and 903 posts across platforms.

Impact on Sales:

• 7% lift in restaurant visits and 4% lift in overall sales, a 2x lift vs QSR category norm

• Nearly 50% of Krabby Patty Kollab limited time offer product sales were influenced by SpongeBob fandom or nostalgia

Impact on Behavior:

• 5x lift in Purchase Intent

• 81% of A18-24 said they would be more likely to consider Wendy's after seeing the campaign

Impact on Brand:

• 5x lift in Brand Familiarity

• 3x lift in Brand Favorability

• 2x lift in Unaided Awareness

Source: Paramount Audience Impact & Intelligence, ABCS Research, Q42024

By tapping into nostalgia and cultural relevance, Wendy’s and Paramount Advertising turned a beloved cartoon into a real-world experience that drove measurable growth and showcased the power of fandom.

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