updated 11/09/1998 AT 01:00 AM EST
•originally published 11/09/1998 AT 01:00 AM EST
Taking the concept of conceptual art to new dimensions, Yoko Ono, John Lennon's widow, posed at an entry point to her piece Entrance at the opening of her Wish Trees for Brazil interactive exhibit in that country's capital, Brasília.
Brooke Shields added a nose ring—relax, Andre, it's a clip-on—while shooting a scene for her upcoming film Black & White in New York City. In the movie, which costars Ben Stiller and Robert Downey Jr., the Suddenly Susan actress plays a documentary filmmaker.
Presto change-o: Practical Magic's Sandra Bullock unveiled her latest threads on the Manhattan set of her next film, an as-yet-untitled comedy.
"The no-laughing rule is in effect," declared former President George Bush before teaming with Chris Evert at her annual celeb tennis tournament in Delray Beach, Fla.
Gary Busey, who costars with Kurt Russell in Soldier, got a little child support from his actor-son Jake, 27, at the sci-fi flick's L.A. premiere.
Cindy Crawford and Weight Watchers spokeswoman Sarah Ferguson got chummy at a New York City benefit that raised $350,000 for children with AIDS and honored the Duchess of York.
There's Something About Mary's dream date Cameron Diaz (far left) paired up with lookalike older sis Chimene at GQ's Men of the Year awards in New York City. Pop heavyweight Whitney Houston (she of "The Greatest Love of All" fame) presented Muhammad Ali (simply, the Greatest) with the courage award at the gala, taped to air Oct. 31 on VH1.