Shocked by the tragic massacre that happened in Paris, Hollywood celebs took to Twitter to show their support for the victims.
Singer Justin Bieber tweeted, "Had a great first show but just heard about what happened in Paris. Thoughts and prayers with everyone #PrayForParis."
Posting a beautiful picture of Paris, Christina Milian tweeted, "Prayers up for Paris. #Prayers4Paris."
Meanwhile, Demi Loavto wrote, "Just heard about Paris, praying for you all right now."
Showing his condolences for the victims, Sam Smith tweeted, "Tearful watching the news of what's happening in Paris. There is such evil in this world."
Chris Pratt took to the micro-blogging site and wrote, "I join the world in praying for Paris. May these acts of terror unite the free world."
Other celebs including Kris Jenner, Kevin Jonas, Kourtney Kardashian, Niall Horan, Kendall Jenner and Sophia Bush also showed their support.