Great Britain pulled off a huge upset to reach the Billie Jean King Cup semi-finals for the first time in 41 years.
Alicia Barnett and Olivia Nicholls, who only made debuts in the competition on Tuesday, won the doubles match that sealed a 3-0 win over Spain in Glasgow.
Singles victories for Harriet Dart and Heather Watson against much higher ranked opponents had set up a tense finale with GB needing a clean sweep.
Great Britain will face Australia in the last four on Saturday.
More to follow.