Jennifer Garner and Mark Ruffalo, stars of the romcom "13 Going on 30," have delighted fans by sharing a picture of themselves together on social media. The pair, who played best friends turned love interests in the film, are set to reunite on screen in the upcoming movie "The Adam Project." This isn't the first time they have shared throwbacks to "13 Going on 30," with Ruffalo commemorating the film's anniversary last year. The beloved duo continues to capture hearts with their enduring friendship.