Joan Rivers‘ famous friends and E! colleagues are rallying behind the comedy legend who is reportedly on life support after she stopped breathing during throat surgery on Thursday morning.

Over the weekend, a host of familiar names expressed their love and sent well-wishes to the 81-year-old E! “Fashion Police” host.

Also read: Joan Rivers’ Daughter Melissa Thanks Fans for Support: ‘Her Condition Remains Serious’

“We have a gig in 2 weeks and I’m not doing it without you YOU’RE BEING RIDICULOUS,” Sarah Silverman tweeted Sunday.

Bette Midler also sent well-wishes Rivers’ way, writing on Twitter, “Please, please, let #JoanRivers pull through.”

Rivers’ “Fashion Police” co-host Kelly Osbourne expressed her love for the ailing star, tweeting, “4 the first time in years I got down on my knees & prayed tonight! I encourage U 2 do the same 4 @Joan_Rivers my grandma! #inconsolable.”

Also read: Joan Rivers Hospitalized After She Stopped Breathing During Procedure (Update)

While Cher took issue with those who have criticized the way Joan’s daughter Melissa Rivers is handling of the situation. “Shame on Those Who Say ‘Melissa Refuses 2 believe a World Might Exist Without Her mom #JoanRivers in it’. She LOVES Her Mom,We All Do,” Cher tweeted Sunday.

On Friday night, Melissa released a statement saying her mother appreciates all of the prayers. “My mother would be so touched by the tributes and prayers that we have received from around the world.” Melissa said in the statement to E! News. “Her condition remains serious but she is receiving the best treatment and care possible. We ask that you continue to keep her in your thoughts as we pray for her recovery.”

According to multiple media reports, the comedienne is on life support and Melissa is facing the agonizing decision of how to proceed.

Calls to Rivers reps for an update on here condition were not immediately returned to TheWrap.

Also read: Joan Rivers Is Not Sorry for CNN Walkout: Every Question Was Accusatory

Below are several tweets from Rivers’ friends and colleagues.

We have a gig in 2 weeks and I'm not doing it without you YOU'RE BEING RIDICULOUS @Joan_Rivers

— Sarah Silverman (@SarahKSilverman) August 31, 2014

Please, please, let #JoanRivers pull through…

— Bette Midler (@BetteMidler) August 31, 2014

4 the first time in years I got down on my knees & prayed tonight! I encourage U 2 do the same 4 @Joan_Rivers my grandma! #inconsolable

— Kelly Osbourne (@KellyOsbourne) August 30, 2014

@joan_rivers thinking of you and your family today. You are in my prayers.

— Mike Tyson (@MikeTyson) August 31, 2014