>> you think it is au natural? >> au natural. viva la diaper change. i don't get it. >> i don't think so. >> let me show you this. >> this is what happens when mom goes out and dad is left alone with the kids. this dad built a luge track for his children. >> no. you ready? let's go. >> this isn't any old luge track. it is super duper. goes around the house, created out of packed snow and ice complete with a few embankments, tunnels and things like that. >> you are right. no way mom was around. >> mom was gone. >> this is something i would do. as soon as i saw it i thought i have to do this for my kids. >> crazy. >> reena, would you let that happen? >> you know what, taco bell is testing a new icing filled captain crunch flavored doughnut hole in bakersfield. look at this. would you eat this? >> no. >> they are testing it.