The reason behind Russian supermodel Irina Shayk and Real Madrid's star footballer Cristiano Ronaldo ending their five-year relationship appears to be 30-year-old Ronaldo's flirtatious nature, according to a report in The Sun newspaper.


Cristiano Ronaldo and Irina Shayk( Pic/AFP) 

The Sports Illustrated swimsuit model who is now dating Hollywood star Bradley Cooper has revealed that she felt stupid when her ex-boyfriend Ronaldo confessed to her on New Year's eve that he had been secretly messaging girls all over the world.