LONDON —  Days after performing a duet with husband Marc Anthony at the Grammy Awards show, Jennifer Lopez (search) canceled a European trip, due to illness.

Lopez had been scheduled to attend the British charity premiere of her movie "Shall We Dance?" with co-star Richard Gere on Wednesday. She called off the trip at the last minute, saying she was too ill to travel.

"I very much wanted to be in London today but unfortunately I'm not well," she said in a statement released by Buena Vista International, the movie's distributor. "At the advice of my doctors I'm unable to travel. ... Please accept my sincerest apologies as I have to remain in Los Angeles."

The statement, which said the illness had caused Lopez "to cancel my European album tour," didn't specify what was wrong.

Her publicist, Leslie Sloane Zelnick, told The Associated Press in New York that Lopez had been scheduled to appear on several TV shows while in Europe.

Lopez performed a duet with Anthony at the Grammys (search) show in Los Angeles Sunday night, and had previewed her new fashion collection at New York Fashion Week (search) on Friday night.

Her new album, "Rebirth," is scheduled for release March 1.