"To speak of them (Real Madrid) makes me sick," the Bulgarian legend angrily told Ona FM, after being present while Barca wizard Lionel Messi collected his European Golden Shoe award.

"I never liked talking about that team. If you ask me questions about another team, I will answer you."

Stoichkov, 44, plied his trade at Camp Nou from 1990 to 1995 before having another spell with the Catalans from 1996 until 1998.