By LAMONT JONES, Pittsburgh Post-Gazette

What would any reality TV show be without sabotage, hypocrisy and heated arguments?

And that's not just the likes of "Survivor" and "I Love New York."

Q: A good friend has asked me to the best man at his wedding. I agreed to do it, but don't have a clue what to do besides throw him a bachelor party and hold the rings on the wedding day. Is there anything else I should know?

A: As someone who's been a best man four times, I can shed some light on this subject.

Your chief assignment is to be there for your buddy.

If you're watching your dollars during these rough economic times but don't want to give up salon trips, there are ways to save money while keeping your hair in good shape. Here are some tips from stylist Philip Pelusi.

The jumpsuit and its short-pant sister, the romper, weren't the only spring '09 trends evident on Mercedes-Benz Fashion Week runways earlier this month.

Here are 15 others that could make dressing next spring and summer a little more interesting:

Caftans

NEW YORK -- In tough economic times like these, smart fashion designers know how to make clothing look luxurious without resorting to all of the costly embellishments.

New York Fashion Week gets bigger each season as more organizations feed off the intense media spotlight to showcase their style events before a global audience.

Few would disagree that Michelle Obama looked good Monday evening when she addressed delegates to the Democratic National Convention in Denver.

The wife of Sen. Barack Obama, the party's presumptive nominee, wore a long, teal-hued dress during her headliner speech.

When the weather is favorable, Terry Plowman can get from home to his downtown Pittsburgh job in about 45 minutes.

Not by car or bus, but by an increasingly popular mode of commuting -- bicycle. And after a quick change from his biking gear to business casual, Plowman is ready for another day of work at Verizon.

If you bicycle to work:

-- Wear a helmet, remembering that there are many comfortable styles that won't give you total helmet hair.

-- Make sure your bike is equipped with a small tire-change kit, front and back lights, reflectors, some sort of bell and possibly lightweight fenders to keep your tires from throwing things onto your clothing.

Q: I moved into my first house last fall and am finally having a housewarming party. A couple of guests have asked me how they should dress. I didn't think about that. I'm not even sure what I'm supposed to wear. Help!