United Kingdom, June 28 -- Chad Michael Murray "didn't understand any of the real weight" of Hilary Duff and Lindsay Lohan's feud when he took the former to the Freaky Friday premiere.

The actresses were infamously locked in a feud in the early 2000s, and 44-year-old Chad - who played the pair's love interests in the 2003 Disney family-comedy film and 2004's A Cinderella Story, respectively - thought taking Hilary, 38, to his first movie opening would be plain sailing.

He told Parade: "I didn't understand any of the real weight of what was going on. I don't remember the timeline of when I learned about A, B, C, and D, but I loved hanging with Hil.

"We were spending time together, but I remember everybody saying, 'Hey guys, we need you ...