That simple gesture spoke to the success of their unlikely collaboration.

The most unusual result of this unlikely collaboration was the law approved by Parliament on Sept. 23.

Designers have finally learned to play nice with others: every week, it seems another unlikely collaboration is announced.

In so doing, he fostered an unlikely collaboration between union leaders and industrialists who opposed him.

The unlikely collaboration between the Chilean exile and the wildly eclectic Texas troupe has a complicated history.

Raising Sand is an unlikely collaboration by artists from different genres, united by their love of music.

Then again, such a result is perhaps as predictable as any that might emerge from the unlikely collaboration led by Mr. Lyne.

The unlikely collaboration was a result of serendipitous introductions.

The Guardian called it "an intriguing, impressive album that results from a brave and unlikely collaboration."

Not that north London antipathy prevented an unlikely collaboration.