A performance by singers Grace Bumbry and Shirley Verrett, scheduled last night at Wolf Trap, was canceled because Verrett came down with a sudden "respiratory infection," according to a Wolf Trap spokesman. The concert will not be rescheduled . . .

In his first interview in three years, superstar Prince told Rolling Stone magazine he is just a regular kind of guy. The rock singer gave the reporter a tour of his Minneapolis home and said, "This place is not a prison. And the only things it's a shrine to are Jesus, love and peace" . . .

Chrysler Corp. Chairman Lee Iacocca, whose autobiography is a best seller, has written an article for the preteen readers of Highlights for Children. The article, "Coming to America: Why We Should Remember," is about the Statue of Liberty and Iacocca's father Nicola, who emigrated from Italy in 1902. Iacocca is head of the statue restoration project . . .

The October issue of Tables, a bar industry magazine, selected sports trivia monger "Baseball Bill" Holdforth as one of the "Top 10 Servers" in the country. Baseball Bill, who currently works as a bartender at Champion's, was the only local server to make the list . . .

Eight young students from the Tyler School for the visually impaired got an ice-skating lesson from pro John Curry and his skaters yesterday. According to a Kennedy Center spokeswoman, Curry took one girl onto the ice and told her, "Stand up tall. Stand as though you're proud." The youngsters, aged 9 to 14, attended the matinee, sitting in the front row so those who could not see could feel the spray from the ice . . .