amy allen has that story. >> it's a big concern for many movie goers. # you head to the theater, get the popcorn and the large coke, then three quarters of the way through the movie, you just can't hold it any more and it's a dash for the bathroom. what did you miss? hopefully nothing important. a new web site is making it easy for you and your bladder to enjoy movies. it's called run p.com. it lists movies currently in the theater and gives you clues on a good time to go to the potty. >> i think it's genius. a great idea. especially it gives awe queue to run out and do what you have to. >> katy spent 2 1/2 hours watching angels and demons. afterwards, it was a bee line to the ladies room and she wasn't the only one. >> it was long and i had to -- i could have got up for sure and -- but i didn't. >> the site also tells you any small plot points you're going to miss while you're gone. so your friend doesn't have to whisper the whole story in your ear. >> it's great when you don't have to miss any of the juicy parts. >> what if you didn't know you were going to the movie or just forgot