- Let's bake it now. - Really? - Okay. - Suzy, your mother wants you home now. - But our pie. - Skedaddle! You have to go to the dentist. - Why do I always have cavities? - Amy had too many cavities, too, until we started brushing with Crest. Doris, it helped. Narrator: Of the five leading toothpastes, only Crest has fluoride, the most effective cavity fighter ever put in a toothpaste.