He told Iron-Bru.net: "Tuesday night was really unbelievable.
"I knew that it was going to be very special and emotional for me but the response of the people is just another sign of how strong and special the bond is between me, the supporters and people of this town.
"Believe me this will never change, I am proud of what I have done and proud of where I have done it.
"I have been given the opportunity to fulfill my modest dreams and the fact that I might have made people feel happy, maybe just for a second or a minute, makes me feel proud.
"This is not about football. It is about the human side of the game.
"All these feelings and experiences are coming back with me to Spain, nobody can take them away from my heart."
Arsenal's Spanish striker Jose Antonio Reyes is the latest big name to agree to take part in Calvo-Garcia's benefit match on May 3, subject to him getting permission from his club.
Gaizka Mendieta, Juninho, Jordi Cruyff and Michael Dawson are among the names who are also expected to play.