Drew Barrymore got up close and very personal with her Instagram followers with a beauty hack you have to see to believe. The 50 First Dates star, 45, showed just how down-to-earth she is by posting a very messy video of her brushing her teeth, which included gargling, spitting, and even a bit of tongue scrubbing. Drew shared the video as part of her Beauty Junkie Week series where she showcases her favourite products and beauty hacks too. MORE: Jennifer Aniston supports Drew Barrymore ahead of