Edmond Leung does not guarantee if Big Four will raid his concert

Edmond Leung (梁漢文) revealed the special guests for his upcoming concert, including; Richie Ren (任賢齊), William So (蘇永康) and Wong Ka Keung (黃家強). He also revealed that BIG FOUR members Dicky Cheung (張衞健) and Andy Hui (許志安) are not on the list as special guests, but he does not guarantee if BIG FOUR will raid his concert: "In any minute they might run onto the stage. I've collaborated with them so