Lohan Co-star Tells Family To 'step Up'.... Lindsay Lohan's I Know Who Killed Me co-star has urged the troubled actress' family and friends to "step up" and get her the help she needs.Lohan has gone into hiding following her second drink driving arrest in two months, and though her mother Dina insists the Mean Girls star is "safe," actress Garcelle Beauvais-Nilon is convinced those close to the star should be doing more.She tells TheSportsInterview.com, "I really hope her family steps up for once. You know what I mean? It's like help her out as opposed to everybody trying to get press. Just help her out. She needs help".The pregnant actress admits Lohan showed no signs of being an out-of-control star when they were working together.She adds, "She was very nice to me. She was very sweet and you just gotta do the job".

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