Instead they were visibly tense when the second half got underway, and were a goal down before they began to get back into the first-half rhythm.

BBC: Finals the poorer for Argentina exit

The group is the combined result of an urban tradition in American music that stretches back to historical precedents in jazz, rhythm and blues, funk and popular music since the 1970s.

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Now the frequency is back to a prerecession three-week rhythm.

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But the Knicks, who finally had their offense in a nice rhythm after a postseason chockfull of inefficiency, went back to their stagnating ways in the final minutes of the quarter.

WSJ: Knicks Get an Assist to Tie Series

"He hasn't been back there, and I felt like maybe I didn't get into the rhythm I wanted to, " Pettitte said.

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