. >> some people need coffee, this goydos this. >>> it's no secret that pop culture celebrates youth. i have video proof of the impact it can have on people. >> today's your last day ever being 3 years old. >> i will be 4 next and end up growing up. >> you have 3-year-old twins paisley and hugsden. this was shot on the eve of their 4th birthday. >> what was your favorite thing about being 3? >> we went to disney world. >> ooh. >> going really, really well. they're incredibly happy, but things start taking a turn for the worst. >> 3? >> something hits paisley. she starts understanding what it means to be 4. >> why are you crying? >> i don't want to turn 4. >> oh! >> no! >> does she say why she doesn't want to turn 4? 4 may be totally awesome. >> that's what mom says behind the camera. >> 4 is fun, i promise. >> i don't want 4. >> you get a new bicycle to ride. >> i don't want a bicycle! >> she doesn't even want a bicycle. nothing is going to make her feel good about being 4. little brother even gets in on it and he tries to make her feel better. >> this is a fun birthday, pais. >> no!