Nathan Robertson and Gail Emms blew three match points as they lost the Singapore Open mixed doubles final to Nova Widianto and Lilyana Natsir.
Emms and Robertson had not dropped a game until the final
The English duo, who reached the final without dropping a game, saved a match point in the second game of the contest against Indonesia's world champions.
But they then lost three match points in the third to slip to a 21-16 20-22 23-21 after 67 dramatic minutes.
Denmark's Peter Gade and France's Pi Hongyan won the singles titles.
Gade beat fellow Dane Kenneth Jonassen 21-10 21-14 to win the men's title and Hongyan edged out Dutch ace Mia Audina 22-20 22-20 in the women's event.
Flandy Limpele and Sigit Budiarto of Indonesia, who beat Britain's Robert Blair and Anthony Clark in the semi-finals, took the men's doubles.
They beat Denmark's Thomas Laybourn and Lars Paaske 21-8 21-16.
Wei Yang and Zhang Jiewen won the women's doubles title in an all-Chinese final with Zhang Dan and Zhao Tingting 21-18 21-18.