OMG! Lilo’s a lesbo!The PI’s two-part series on Seattle gangs concludes today. Whatever your thoughts on the story itself (or how excited the editor is about it) it represents a pretty huge investment in old-school journalism by the Hearst paper. So how’d it pay off in online readership?Here’s the current top five most read stories from the PI’s Web site.- ’40-Year-Old Virgin’ actor accused of stabbing ex-cheerleader from Olympia- Man banned from girlfriend’s home after noisy sex- Boater escapes charges in collision with boy surfer- Young Guns: Scattershot solutions and six dead teens (Gang story)- Crews fighting grass fires along I-5