Hilary Duff has had to make major adjustments to accommodate longtime boyfriend Joel Madden's so... Duff adjusts to Madden'

Hilary Duff has had to make major adjustments to accommodate longtime boyfriend Joel Madden's sober lifestyle and insists compromising is the key to their successful relationship.

The 18-year-old isn't legally allowed to drink in the US until she is 21, but claims she still likes to party occasionally, while the tattooed Good Charlotte rocker is more of a homebody.

"I can't say I'm never going to drink for the rest of my life - I wouldn't want to make that decision. He has to - and he's really adjusted.

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