Hollywood mourns the unexpected death of actress Michelle Trachtenberg at 39. Known for roles in 'Buffy the Vampire Slayer' and 'Gossip Girl,' her passing has shocked fans and co-stars. Blake Lively joined 'Gossip Girl' colleagues in paying heartfelt tributes, reflecting on their time together. Amidst this, some fans reacted to Lively's timing amidst ongoing controversies.