The defending champions had a commanding five-point lead heading into the final on Sunday. But Continental Europe won the first five singles to tie it at 111/2 points each.
Thomas Bjorn beat Lee Westwood 2 and 1 to earn the first point and spur Continental Europe’s comeback. The European Masters winner made four birdies and capitalized on three bogeys from Westwood to rally from 3 down.
Continental Europe captured the Inaugural Event in 2000, but Britain & Ireland have since won the trophy six straight times.
Miguel Angel Jimenez defeated Darren Clarke, 4 and 2, to tie the contest at 11 1/2. The Spanish veteran made the difference by winning four holes on the back nine as the match was still all square at the turn. British Open winner Clarke performed poorly, making five bogeys and a double.
Jamieson beat Pablo Larrazabal by a hole to give Britain & Ireland a 13-12 lead. Larrazabal had 3 bogeys and a double bogey to go 4 down after 10 holes and could not fully recover despite 3 birdies and an eagle on the back nine.
Poulter edged Matteo Manassero by a hole. The Italian teenager led until the 15th but Poulter birdied the last three holes to put Britain and Ireland in a 14-12 lead. The World Match Play champion was the best player for Britain & Ireland, earning four out of five points.
Foster birdied the 17th and parred the 18th to beat Raphael Jacquelin by a hole and secure victory for Britain & Ireland.
All the players on the Continental Europe team were in the top 100, while Britain & Ireland had three players ranked outside the top 100 - Foster, Rock, and Jamieson.