This Entourage star's mother is the leader of his personal pack. Joyce Piven's son may be the consummate bachelor, but that doesn't mean this mom will keep mum about who he should date. Jeremy recently joked, "I did [Jay Leno's show] a few weeks ago, and my mom said, 'Who was that attractive woman sitting next to you, Jeremy? You made a stunning couple.' I'm like, 'Mom, that's Lindsay Lohan, and she's 18.' My mom's a little out of the loop." Um, we have to concur on that one!