Note to Kim Kardashian: Stop working out 16 hours per day and enjoy your youth while you still can.
Because it'll all be downhill for you in a few years.
Thanks to Life & Style, which used something called the “Aging Booth App,” we now have an idea of what various celebrities might look like in 30 years.
Will luck remain ever on Jennifer Lawrence's side? Will Justin Timberlake bring sexy back... in the future? Will Justin Bieber look more like an old man or an old woman?
And just how bad will things get for Mrs. Kanye West? Find out below!