'My Best Friend's Wedding' Star
8/22/2011 9:45 AM PDT
It's been 14 years since "My Best Friend's Wedding,
" but Dermot Mulroney
proved he's still got the bod of a newlywed by going on a shirtless run and showing off his buff chest and abs in Santa Monica this weekend.
Unfortunately, the fit 47-year-old is married in real life too.