Socialite Paris Hilton has denied rumours she is a lesbian after kissing actress Elisha Cuthbert in a New York club. According to Usmagazine.com, Hilton and the 24 star were "all over each other and making out" at the Tenjune club. But the hotel heiress denies reports she is homosexual. She says, "Elisha's like my sister. That's not true."