Lindsay Lohan and celebrity DJ Samantha Ronson’s lesbian relationship is all but out of the closet—and now Ronson’s Grammy-winning brother Mark Ronson gives their love two thumbs up.“Her and Sam make a lovely couple—they seem really happy,” Mark's girlfriend Daisy Lowe told the Daily Mirror. “Their relationship is totally genuine. And they're just so sweet together. Mark totally approves.” (More Lindsay Lohan stories.)