One young man, Valeri Ivanov-Joker, called the Bulgarian Houdini, made an extremely dangerous and risky trick.
He jumped with a straitjacket in the sea near Sunny Beach, 5 meters deep, head down,
There were attached weights on his waist. Valery dived, and in the water he released himself from a straitjacket shirt. The tricky he filled on his 25th birthday.