Which celebrity famously delivered the tagline "Because I'm worth it" for L'Oréal, transforming it into one of the most recognized beauty product slogans of all time?

Celebrity endorsements can make or break a product's success. When famous people become the face of brands, their catchphrases and taglines often become cultural touchstones that define an era of advertising. Test your knowledge of which celebrities delivered some of the most memorable product taglines that helped shape consumer perceptions and drive sales across generations.

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Jane Fonda
Jennifer Aniston
Cybill Shepherd
Christie Brinkley