By Breaking Celebrity News Staff

Time is not on these celebrities sides!

All the money in the world can’t save Hollywood stars from getting older, and while some manage to age gracefully, others haven’t been quite so fortunate.

From too much plastic surgery to outrageous weight gain, Breaking Celebrity News has photos of the 20 most shocking celebrity aging transformations.

It’s hard to believe that both Lindsay Lohan and Heidi Montag are only 25 years old! While The Hills star seemingly aged over a decade overnight when she underwent several plastic surgery procedures in late 2009, LiLo’s partying ways seem to have caught up to her in the form of her fuller face and yellowed teeth.