"On the car ride over here I was talking to my girlfriend and said, 'Let's just become lesbians!'" the "Hills" star quipped to "Extra" at the Jingle Ball in Los Angeles Saturday. "Screw all these guys!"
"Obviously I'm joking..." Cavallari went on.
When asked if she'll have a new man by New Year's, the actress -- who doesn't have plans for the holiday yet -- says, "I don't know. We'll see!"
Cavallari has said she doesn't want a boyfriend, and even recently rejected John Mayer's advances.
"I didn't want to be another notch on his belt," she told Ryan Seacrest on KIIS-FM in September.