Ali Wentworth wowed fans with an intimate home video she shared as she celebrated a close friend's incredible achievement.MORE: GMA's George Stephanopoulos and Ali Wentworth's daughter's health scare before college revealedGeorge Stephanopoulos' wife shared the clip in which she praised her friend Mariska Hargitay for being part of the 500th episode of Law and Order: SVU.She started the video off by congratulating the show for hitting 500 episodes and stating that she'd watched all of them and