Heidi and Spencer were typically perma-grin as they posed for the cameras with a red flower in LA last night. The Hills girls have been everywhere this year, and the show is bigger than ever. While we've loved to cover it, we're still in shock at just how popular it is. Fans of the show will be happy to know that LC has agreed to do a fourth season of the Hills. We want to know — are you excited for another season of the reality show?