Celebrity Celebrities React to the Paris Terror Attacks By KAREN MIZOGUCHI Published on November 14, 2015 @ 09:27AM Pin Share Tweet Email Photo: instagram / kimkardashian Thoughts and prayers are in Paris on Friday evening over news of multiple gun and bomb attacks left at least 140 people killed. Celebrities expressed their heartbreak over the tragedy on their social media pages. "Guys, it's time to #PrayForParis right now," Katy Perry tweeted. (Kim Kardashian also voiced her support over Instagram with the #PrayForParis hashtag and the image above.) Sophia Bush echoed similar thoughts in addition to providing helpful words. "If you are in Paris and need somewhere safe to stay, or can offer a safe haven for people who cannot get home, Parisians are using the hashtag PorteOuverte to help. Be safe. We are all praying for you," the actress wrote on Twitter. The outpouring and support for Paris swept social media. Terrorists have taken hostages at the Bataclan concert hall, gunmen opened fire at a cafe near Rue Charonne, and explosions rocked the Stade de France stadium during a match between the French and German national teams, according to multiple reports. French President Francois Hollande declared a state of emergency and said the "unprecedented" attacks were a result of terrorism. He also announced that authorities were closing the borders. "As I speak, terrorist attacks of unprecedented proportions are underway in the Paris area. There are dozens killed, there are many injured. It is a horror," Hollande said during his televised address. "What the terrorists want is to scare us and fill us with dread. There is indeed reason to be afraid. There is dread, but in the face of this dread, there is a nation that knows how to defend itself, that knows how to mobilize its forces and, once again, will defeat the terrorists." "I am so sadden by the news, enraged and truly hurt. #prayingforParis The french government better act strong or the people will," French-American actor Gilles Marini tweeted. On Friday, President Barack Obama addressed the nation about the attacks and referred to France as "our oldest ally." He said the attack is "not just on Paris, not just on the people of France, but this is an attack on all of humanity and the universal values that we share." Also adding, "This is a heartbreaking situation and obviously those of us here in the United States know what it's like. We've gone through these kinds of episodes ourselves." Twitter lit up with celebrities tweeting their heartfelt responses. Likewise, on Instagram, visual images of the peace sign and Eiffel Tower gained a certain kind of force as celebrities, fashion designers and others spread the message. This story was adapted from a People.com story. For more updates, please go to People.com.