Paris Hilton caught kissing actor Paul Iacono

Last Updated: Jun 08, 2010, 18:35 PM IST

Los Angeles: Socialite Paris Hilton was caught kissing actor Paul Iacono, who stars in her brother-in-law David Katzenberg`s new TV show "The Hard Times of RJ Berger". reports that the 29-year-old was photographed lip-locking with Iacono backstage at the MTV Movie Awards, Sunday.

"We thought it was a publicity stunt at first, but Paris was really making out with this guy," said a guest at the event.

Hilton further fuelled up speculation of her dating the actor with a post on her Twitter page. "My new boy toy is hot," she wrote.

However, if they are really together, the actor will be Hilton`s first boyfriend since she split from reality TV star Doug Reinhardt in April.