this is the most terrifying shower scene since "psycho." [ baby crying ] >> that's john stamos, dave coulieren twin. fast forward 30 years later to a much "fuller house." that's where i couldn't resist taking the cast on a walk down millimeterry lane. >> this is the first time you were on the sunset. >> yeah. >> i think that was 30 years ago. right. >> oh, my goodness. >> the amount of times. >> look at the little billionaires being carried like this. >> what do you remember from this time? >> oh, my goodness. >> uncle jesse, how do i look? >> yeah. i had the world's tiniest voice. >> have mercy! 30 years to the day since the original series took the air, "fuller house" took to the air today. >> can you sum up 30 years of being d.j. tanner. >> oh, mylanta. it's crazy. i remember being 15 years old in our set thinking, oh, if this show livers on forever, we're going to be -- everyone will remember us, stuck in a time warp. never did i think we would be back here. oh, well, thank you, all, for making our special date so special. >> this tight-knit cast is back shooting on their original sound