Jeremy Renner is poised to become the next A-list star thanks to "The Avengers" and "The Bourne Legacy," which means it's just as good a time as any to revisit the time Christina Aguilera passed out at his birthday party. The incident happened last year during a soiree to celebrate Renner's 40th birthday. At the time, the star was quoted as telling friends that he found Aguilera with her then-boyfriend in one of his bedrooms. "I run up and open the door and I'm like, 'Um, hi. What are you doing?'...