United Kingdom, Feb. 25 -- Hilary Duff has admitted she "intentionally" gatecrashed the premiere of her "childhood nemesis" Lindsay Lohan's movie Freaky Friday.

The 38-year-old singer-and-actress and the Mean Girls star were infamously locked in a feud in the early 2000s, and Hilary has now looked back on some of their antics at the time and blamed her A Cinderella Story co-star Chad Michael Murray for her turning up to the red carpet event in 2003, because he was also in Freaky Friday.

Asked if she "intentionally" crashed the premiere, Hilary said on Call Her Daddy: "I think absolutely yes. I was a teenager...

""But also, Chad Michael Murray invited me. Why would he...I don't want to start any more stuff, but he was like, 'You should ...