Check out the startling before and after pictures of now super skinny Kristen Johnston – who has lost 60 pounds. Kristen Johnston is best known for her role on TV’s Third Rock From the Sun, but has also appeared in a number of films and is currently filming Bride Wars with Anne Hathaway and Kate Hudson.

Extra has the scoop on Kristen Johnston’s dramatic weight loss – after being hospitalized with a bleeding ulcer, the actress took steps to stop drinking and started to eat healthier.

One of the things I always loved about Kristen Johnston was her curves – now she’s looking (and no doubt rumors are swirling) anorexic. The picture above show an unrecognizable Kristen Johnston at a PETA event in New York.