Glee stars Cory Monteith, Jenna Ushkowitz, Naya Rivera and Dianna Agron are among the celebrities unleashing their wild side to raise money for an Alzheimer's charity.
Gossip Girl actress Blake Lively and her co-stars Chace Crawford and Penn Badgley have also thrown their support behind The Elephant Project, an organisation raising cash and awareness for the Alzheimer's Association.
The stars, as well as Paris Hilton, David Arquette, Katy Perry and Anne Hathaway, have all posed with a stuffed elephant toy and signed special Elephant Project cards, which have been put up for sale on auction website eBay.com.
The celebrity sales are available to bid on until 8 December (11).