What could you do in just one hour? Mow the lawn? Make dinner? Go for a walk? Watch “60 Minutes”? How about get a facelift? That’s what three Denver-area women did last month — and they’ll be appearing on “The Doctors,” a nationally syndicated daytime talk show, on Monday to show off their new looks. “When they told me they could enhance my looks to be 10 to 15 years younger, I said, ‘Start now!’,” said Maria Portugal-Trujillo, 52, who works in ad sales at The Denver Post.