Giuliana Rancic Breast Cancer: Christina Applegate Among Celebrities Showing Support

Ever since Giuliana Rancic made public she had breast cancer, support has been coming from all over the world, even from other celebrities like breast cancer survivor, Christina Applegate.

Applegate told E! News, "I'm here for her. I know that journey so well, how that feels (to get) that phone call."

Other celebrities took to Twitter to express their support.

Lea Michele: “Sending love to @GiulianaRancic today. You’re a very strong woman. Thinking of you. Xo.”

Ryan Seacrest: “Take a second to send good wishes to @GiulianaRancic, she's had a tough couple days. We’ll all be w/ u thru surgery jules! Love u.”

Kelly Osbourne: “i just want u 2 know i love you & that im thinking of u! u r a strong women & ur going 2 beat the [expletive] out of this cancer!!!”

Khloe Kardashian: “I just heard about Guiliana Rancic :( my prayers, positive thoughts and love are with her! Stay positive and stay strong! Muah! Xoxoxo.”

Angie Harmon: “ @GiulianaRancic we all support you 100%!!! you are not alone &we all love you! You &yours r in our prayers!”

Rancic broke the news Monday on NBC’s "Today" show.

“Thank you for all ur love & support today. G is reading all your messages. She will win this fight, I PROMISE, & be back better than ever!," Rancic’s husband Bill tweeted.

Rancic told Ryan Seacrest in an interview that she felt she needed to come public about her diagnosis, in an effort to help empower and encourage woman everywhere to get tested.

“I feel like such a heavy weight has been lifted off my shoulders,” she told Seacrest concerning her condition. “I've been keeping this secret from a lot of dear friends for a while now and it’s nice to get it out there and not hide anymore.”