Published on: April 9, 2004

Try explaining THIS to Anna! Enrique Iglesias will have some fast-talking to do when his hard-court cutie Anna Kournikova reads what he's been up to.

That's because he bedded a busty blonde in London, according to a British publication.

Emma Kearney had sex with the singer in a bathroom after meeting him in a nightclub, says England's biggest selling newspaper, the News of the World.

And even though the Spanish heartthrob confessed recently he didn't have a lot to brag about in the trouser department, Emma says he more than makes up for his shortcomings.

"We did it so many ways in so many different contorted positions I felt like a gymnast!" -- JOHN COOKE