At that point, I was even ready to swear that she had written every one of those seemingly impromptu lines herself.

Response to Gorbachev The unannounced 10-minute walk on the Arbat was Mr. Reagan's answer to Mikhail S. Gorbachev's seemingly impromptu curbside chat during the Washington summit meeting in December.

He and his three other band members enter the gym with their gear and put on a seemingly impromptu concert alone.

Kanye West's seemingly impromptu stop at a charity event for foster kids Tuesday night?

Other Babbittian trademarks include a continuous unfolding coupled with a seemingly impromptu recourse to repetitions of small figures or to incursions from the world of major and minor harmony.

In an instant, a crowd of seemingly impromptu partyers transforms a traffic artery into a surrealist playpen.

A seemingly impromptu negative opinion on abortion, out of keeping with the rest of the conversation, did find its way to a printed copy of an interview she gave shortly before her death.

She also sings "Get Together" with members of Crosby, Stills & Nash in a seemingly impromptu jam.

In a brief and seemingly impromptu address after his inauguration on Wednesday, Mr. Wahid's emphasized Indonesia's commitment to free trade and its need to become economically competitive and socially mature and cohesive.

Seemingly impromptu, it had in fact been prepared during a second half-sleepless night of reading.