2015 was a big year for screwing up. It seems like every week there’s a new controversy surrounding someone we really used to love, and it’s a huge disappointment. The disappointing celebrity scandals on this list range from miscalculations that make us shake our heads, to truly horrendous acts that shook us to the core. It’s never pretty when a celebrity falls from grace, but it makes you remember that the rich and famous are only mere mortals. If you have the stomach for it, take a look at this list of celebrities who we used to like until they really screwed up this year.
On this list of 2015 disappointments there are stars like Vince Vaughn who managed to make some of the worst acting decisions of his life, while also making baffling statements to the press about putting guns in schools, and Bill Cosby who was embroiled in a massive scandal over whether or not he raped a lot of young women. But there are also celebrity bummers like Cameron Crowe, who just can’t seem to make a good movie anymore, and Brian Williams, who lied about his time in Iraq. 2015 was a banner year for disappointing celebrities, and this list collects and ranks them all.Vote up the celebrity who you think screwed up the worst this year and if you think there's another celeb who really bit the big one, feel free to put them on the list or rerank the list as you see fit.