Lisa Robin Kelly Dies; That '70s Show Star Was 43

Lisa Robin Kelly, best known for playing Laurie Forman on the sitcom “That ‘70s Show,” died Wednesday, her rep confirmed to Access Hollywood.

She was 43.

“Unfortunately Lisa Robin Kelly passed away last evening. Lisa had voluntarily checked herself into a treatment facility early this week where she was battling the addiction problems that have plagued her these past few years,” her rep said in a statement.

The actress’ rep had just spoke with Kelly earlier this week.

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“She was hopeful and confident, looking forward to putting this part of her life behind her. Last night, she lost the battle,” he continued in the statement.

Her cause of death is not known at this time.

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In June, Kelly was arrested in Burbank, Calif., on suspicion of drunken driving.

The actress appeared on “That ‘70s Show,” opposite Topher Grace, Ashton Kutcher, and Mila Kunis from 1998 to 2003.

-- Jesse Spero

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