Chelsea beat Benfica in both legs of their quarterfinal tie to set up and intriguing semifinal encounter with Barcelona.
The English side is certainly the underdog but will make things difficult for the Spanish giants and could possibly beat them.
These two teams have a lot of great history in the Champions League but while it is virtually the same Chelsea team, Barcelona is a whole new entity since those days.
Real Madrid and Bayern Munich will provide a very exciting semifinal tie also, but Chelsea's games with Barcelona cannot be overlooked.
Here are eight reasons why Chelsea could beat Barcelona in the Champions League semifinal.