AceShowbiz -

Twitter was flooded with prayers to Oklahoma residents and others affected by the devastating tornado that swept the city on Monday, May 20 destroying many houses and killing 51 people. Celebrities like Neil Patrick Harris and Khloe Kardashian took a moment to send their condolence.

Neil tweeted, "I just can't believe the scale of that tornado that touched down in Moore. A mile wide?!? My condolences go out to everyone affected." Khloe posted, "My heart is breaking for Oklahoma!!!! Please Lord please send your angels to heal and protect these families!!!"

Olivia Munn wrote, "Tornado leveled elementary school- children feared dead & many kids still trapped. I'm praying for everyone in my home state of Oklahoma." Alyssa Milano added, "To search for friends & family or to register yourself as safe from the #Oklahoma tornadoes: https://Safeandwell.org."

Ginnifer Goodwin urged people to make donation, "My thoughts and prayers are with you, #Oklahoma. Twitter friends, let's help by texting REDCROSS to 90999." Savannah Guthrie wrote, "Prayers for Oklahoma. We will be there tomorrow morning #TODAYShow."

Fergie (Stacy Ferguson) prayed, "Sending thoughts & prayers out 2 the families impacted by today's tornado in OKC. My heart is w/ u. #PrayForOklahoma." Pitbull added, "my thoughts & prayers are with those in Oklahoma." Barbara Walters posted a similar note, "My heart goes out to Oklahoma tonight. Keeping you all in my thoughts."