Michael Macko, men's fashion director of Saks Fifth Avenue, is rarely shocked by what comes down the runway during fashion shows.

"Menswear," he explains, "is so slow to change. [It's] very conservative."

Not so this fall.

"Designers are doing something different," he says. "I was taken by the extremes this season--and how designers dared to be theatrical."
In Pictures: How To Wear Fall's Top Trends

New looks, though, pose risks: What won applause on the runway can get you hooted off the stage ...