United Kingdom, June 16 -- Amanda Seyfried "really cherishes" her friendship with her Mean Girls co-star Lindsay Lohan.

The pair met while working on the 2004 comedy and they've stayed in touch over the years with Amanda revealing their "shared experience" on the set of the film has grown into a "meaningful friendship".

She told GQ magazine: "We're almost the same age. I also wasn't working at that level [when we made Mean Girls]. The spotlight was on her, no matter what she did."

"We've stayed close because there's genuine trust and respect between us. What started as shared experience has grown into a meaningful friendship over time."

Amanda - who has two children with her husband Thomas Sadoski - went on to reveal the pair's friend...