Paris Hilton is already sick of Brittany Flickinger, the winner of last fall's My New BFF reality show on MTV.
. Fickle as the day is long. Snitches who saw the duo at Sundance say Paris
' sister Nicky
can't stand Brittany
, and Paris
was ditching her for Aubrey O'Day
the entire time.more photos after the diss...Page Six
kept ditching Brittany
," said our source.