Ecstatic Orange was the first in a series of collaborations between the choreographer and composer.

They may be inappropriate for Peter Martins's "Ecstatic Orange," which is an outburst of dancing to bright music by Michael Torke.

The second ballet, "Ecstatic Orange," is named after a score that a young composer, Michael Torke, wrote in tribute to Aaron Copland.

But a more inspired pas de deux occurred in "Ecstatic Orange," when Jock Soto twisted Heather Watts into one remarkable shape after another.

As for the ballet's subtitles, they are "Green," "Purple" and "Ecstatic Orange."

"Ecstatic Orange" is nonetheless a Martins ballet.

Yet "Ecstatic Orange" does speed effectively along, and it is one of Mr. Martins's finest works in recent seasons.

Tensions gradually built up that provided "Ecstatic Orange" with its emotional implications.

After a pause, it is followed by "Ecstatic Orange," named after a score by a 25-year-old American composer, Michael Torke.

The duet from "Ecstatic Orange," Mr. Martins's 1987 ballet to Michael Torke's music, completed this experimental trilogy.