Judy discloses her teeth-whitening secrets in this video. Using Crest Whitestrips: Advanced Seal, Judy shows the proper way to apply the strips in order to achieve maximum efficiency. The advanced seal strips are not as gooey as the original and work better, according to Judy. Simply peel off the strips and apply it to both your top and bottom rows of teeth, making sure that there are no bubbles my pressing the strips against all of your teeth. Only using these strips once a day will ensure that you have a whiter, brighter smile in only three days.