Gail Emms and Nathan Robertson beat Thailand's Saralee Thungthongkam and Sudket Prapakamol to reach badminton's All England mixed doubles final.
The British pair won 15-12 15-4 to set up a meeting with Danish duo Thomas Laybourn and Kamilla Rytter Juhl at Birmingham's National Indoor Arena.
"The noise was brilliant," said Emms, who won silver along with Roberston at the Athens Olympics.
China will fill seven of Sunday's 10 badminton finals berths.
Defending champion and world number one Lin Dan secured his place in the men's singles final with a 15-8 12-15 15-1 victory over Wong Choong Hann of Thailand.
He will meet 2002 champion and 2003 runner-up Chen Hong, who beat seventh-seeded Lee Chong Wei of Malaysia 15-13 15-10.
Women's world and Olympic champion Zhang Ning beat Japanese star Eriko Hirose 11-4 9-11 11-1 to book her place in the women's singles final along with third-seed Xie Xingfang, who defeated Mia Audina Tjiptawan of the Netherlands, 11-8 11-5.