Barnsley were the last team to beat Chelsea. They did so at Oakwell in the quarter finals in the 2008 FA Cup.
Barnsley exitted at the next stage when they lost to Cardiff at Wembley.
This years winner in the F.A cup was Chelsea.
Arsenal beat them 2-1 in February 2004 Newcastle United beat them 4-3 on 22nd September 2010 in the Carling Cup
Everton
Last Saturday (18 April). Before that, 1947.
2008, when they won the Carling Cup. They beat Chelsea in the final 2-1 aet.
Chelsea. They beat Portsmouth 1-0 in the final.
On May 30, 2009, Chelsea beat Arsenal by a score of 2-1 in the last match of the 2009 FA Cup Final. The FA Cup, which has been an annual event for the last 128 years, is the world's oldest domestic football tournament. The win marks Chelsea's fifth FA Cup title.
Chelsea was the last team to do 'TheDouble' in 2009 - 2010
Chelsea, they beat Portsmouth 1-0, completing the League and FA Cup double.
As of 2012, Calgary Stampeders who they defeated in the 100th Grey Cup.
Chelsea
Chelsea next aponnent is portsmouth.