Ashley Tisdale and her High School Musical costar, Vanessa Hudgens , finally reunited--and they got to do it before the latter gives birth.The longtime friends posted about their time together on Instagram, where Tisdale posted a precious photo of Hudgens cradling her growing baby bump.Cole Tucker opens up about relationship with Vanessa HudgensTwitter users want to know if Vanessa Hudgens is okay after Coachella and Stagecoach festival cancellationsVanessa Hudgens delivers voting message from