Chelsea boss Roberto Di Matteo is happy to have two former Benfica players in his squad.
The Blues face a Champions League quarterfinal against Benfica.
Chelsea have two former Benfica players in their squad - Brazilians David Luiz and Ramires.
"I remember when Chelsea played against Lazio.
"You can give a lot of information to your team members."Di Matteo said: "Our Benfica players will make a difference. They will both know the atmosphere when we play there. They will both know the team. So it does help.