Madonna Learning Karate

American singer Madonna has hired a personal trainer to teach her the principles and techniques of karate.

The Sun, revealed that the singer's husband, director, Guy Ritchie has a black belt in karate.

A source told the paper, "Madonna has been taking her classes very seriously. Guy is into karate and Madonna's daughter Lourdes has taken classes. In the past Madonna has worried about being bruised before videos or photoshoots but she hasn't got any planned at the moment."