Lindsay Lohan: Yep! I'm a dating a girl!: The rehabbed celeb made an appearance on "Loveline" last night and pretty much confirmed  what everyone already knows -- she's dating DJ Samantha Ronson. "You and Samantha, have been going out for how long now?" asked DJ Ted Stryker, adding, "Like two years, one year, five months, two months?" The actress laughed and said: "For a very long time." "Nuff said Lindz.