Sales soared and the advertising became the talk of the land; Time magazine declared 1964 to be "The Year of the Tiger" along Madison Avenue.

from the 1928 ads created by Theodor (Dr. Seuss) Geisel;[7] "You can be sure… if it's Westinghouse" from 1954, which featured the actress and consumer advocate Betty Furness in the commercials; "Wouldn't you really rather have a Buick," from 1965;[8] and "It's Better in the Bahamas," from 1976.

During Super Bowl XIV in 1980, the agency ran a Coca-Cola commercial starring the Pittsburgh Steelers defensive tackle "Mean" Joe Greene that USA Today's Ad Meter poll of readers ranked in 2016 as the No.

It featured three female personalities beginning with Joanne Dusseau, Meredith Baxter Birney and Cybill Shepherd, explaining why they were willing to spend more for their hair.

To help launch one of Lockheed Martin's STEM initiatives in 2016, Generation Beyond, McCann transformed a yellow school bus into the world's first "Group VR Experience."

[12] For MGM Resorts in 2018, it launched "Universal Love" in which six iconic wedding songs were re-recorded to be more inclusive of LGBTQ relationships.

[13] The agency, which introduced George Clooney into U.S. Nespresso advertising in 2015, created the 2017 special effects commercial in which the actor is shown hitching rides in actual scenes from famous movies such as Psycho and Easy Rider as he travels for the coffee.

[17] In the 1950s and 1960s, MacLaren was the largest ad agency in Canada and its staff produced 85% of TV network programming after CBC Television started broadcasting in 1952.

[17] The firm was responsible for Molson's "I Am Canadian" campaign and the "Built For Drivers" platform for Pontiac, and a series of ads for Sunlight detergent in the 1980s.

[15] In the AMC series Mad Men, an executive at McCann Erickson is introduced in Season 1 as showing great interest in poaching Don Draper away from Sterling Cooper.

Sterling Cooper and its parent company, Putnam, Powell and Lowe, are acquired by McCann, leading Don Draper to help start a new agency rather than be part of what he calls a "sausage factory.

"[34] Responding to the show, the ad company bought space in Adweek, Brandweek, and Mediaweek headlined "Welcome, Sterling Cooper" and signed "Your friends at McCann Erickson".

Joe action figure and helped develop the ThunderCats cartoon series; comic actor Dave Thomas, who was a Toronto and New York copywriter at the agency on Coca-Cola (1974–1976), known for portraying Doug McKenzie in SCTV's early 1980s Bob and Doug McKenzie skits with Rick Moranis;[49] and Shonda Rhimes (Grey's Anatomy), whose first job out of college in 1991 was as a writer in San Francisco.

As recalled by the Mexican novelist and poet Fernando del Paso, the Stanton Publicidad agency that would become part of McCann Mexico in 1968 brought together writers and filmmakers that included himself, García Márquez, María Luisa Mendoza, Álvaro Mutis, Jorge Fons, and Arturo Ripstein.