Former Brazil and Real Madrid star Ze Roberto has revealed that Ronaldo Nazario was a 'party animal' during his playing days.

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Ronaldo is known as one of the greatest strikers to have ever played the game, despite his injury worries later in his career.

Ze Roberto, who played for Real and Bayern Munich, has opened about how his countryman would party the night before training.

"Ronaldo was a party animal," Ze Roberto told TyC Sports.

"He'd go out [to party] and come in the next day to train and what he did was with almost no sleep.

"It was unbelievable. He'd have his drinks, but the next day he'd train like an animal."

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Former Barcelona star Ronaldinho was also a notorious party goer in his day.

"Ronaldinho had a discotheque in his own house. But I preferred not to go,' Ze Roberto added.

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