Eliza Dushku and country star Miranda Lambert are among the celebrities who have joined a Twitter.com appeal to help find a missing student.
Lauren Spierer, 20, was last seen walking to her apartment in Bloomington, Indiana in the early hours of Friday morning (03Jun11).
Following her disappearance, friends and family started a campaign to find the Indiana University student, and a slew of stars have offered their support to help track her down.
In a Twitter post, Dushku writes: "Let's help find missing 20 yr (year) old Lauren Spierer, last seen at Indiana U."
Meanwhile, Lambert, her husband Blake Shelton, Scott Baio, Ryan Seacrest and Denise Richards also 're-Tweeted' a message to highlight Spierer's disappearance.