For instance, he recalled, guest concerns about rooms' being too dim led to the use of brighter bulbs.
According to a program note, this duet for Mr. Dos Santos and Michael Thomas, another guest artist, concerned two exponents of capoeira who worked together for 20 years without managing to share their deepest feelings.
With the persistent drizzle and earlier tornado watch, other arriving guests were concerned with their outfits.
As far as guests are concerned, limit people from visiting during this time when your child is vulnerable to contagious illnesses; most people are at their most contagious before they show symptoms of being sick.
She appeared on "The Larry Elder Show" as a guest expert concerning overweight teens and how to deal with verbal abuse from family and friends.
Because of guests' concerns about the possibility of anthrax contamination in Rockefeller Center, the event was moved to the Harvard Club from the Rainbow Room.
But the guests seemed mostly concerned with checking in to the party on Foursquare and posting about it on Twitter; their messages were broadcast on a giant screen.
The concept isn't aimed just at the allergic, but also at guests who are concerned with what might be called the ick factor.
And as her wedding at a church in Norwood, N.J., approached, she said she was becoming increasingly worried that some of her out-of-town guests, who are concerned about catching the virus while in the New York area, would not show up.
QUESTION FROM GUEST: I have been concerned from the start that Mubarak would simply wait things out, forcing the protests to stretch on and on until they run out of steam of their own accord and the world's attention drifts away, at which point it would be business as usual.
