How did Tony tiger get his slogan their Great? Tony the Tiger’s slogan, “They’re grrrreat!”, came from Kellogg’s advertising work in the 1950s and was popularized by his voice actor Thurl Ravenscroft. Early ads used slightly different wording like “You bet your life they’re Gr-r-reat!” before the familiar version took hold.[1][2] ## How it started Tony the Tiger was created for Kellogg’s Frosted Flakes in the early 1950s by the Leo Burnett agency, and the mascot was developed through multiple artists and refinements. The catchphrase emerged as part of the character’s growing personality in commercials.[1][3] ## Why it stuck Thurl Ravenscroft’s delivery made the line memorable, stretching out the “grrreat” in a way that matched Tony’s upbeat, powerful personality. That performance turned the slogan into one of the most recognizable in food advertising.[1][2] ## Simple version In short, the slogan came from Kellogg’s ad team, but **Thurl Ravenscroft’s voice** made it famous.[1][2] Sources [1] Tony the Tiger - Wikipedia https://en.wikipedia.org/wiki/Tony_the_Tiger [2] From Traditional to Social Media: Tony the Tiger is Gr-r-reat! https://nashvilleyogimarketer.com/blog/tony-the-tiger-social-media-marketing [3] Why Frosted Flakes' Tony the Tiger Is the Greatest Cereal Mascot Of ... https://popicon.life/frosted-flakes-tony-the-tiger-greatest-cereal-mascot/ [4] Tony the Tiger: 10 Facts - Yahoo https://www.yahoo.com/lifestyle/tony-tiger-10-facts-122212270.html [5] The Birth of an Icon: Kellogg's Advertising in 1951 ... - Facebook https://www.facebook.com/didyouknowthat2020/posts/the-birth-of-an-icon-kelloggs-advertising-in-1951kelloggs-advertising-in-1951-ma/696955543017484/