Grey's Anatomy Derek Shepherd Dead: Twitter Reacts : People.com 

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, it\'s usually "a beautiful day to save lives" – sadly, for one major character, however, Thursday night wasn\'t one of them.

Dr. Derek "McDreamy" Shepherd (Patrick Dempsey), one of the ABC drama\'s original cast members, said goodbye during the emotional episode, titled "How to Save a Life," after the show\'s soundtrack mainstay by The Fray.

After heroically saving the lives of a family during a car accident, McDreamy is then T-boned by a truck as he\'s driving away from the scene. Derek narrates the attempts to save his life, highlighting the mistakes made by his ill-prepared surgeons, before finally being declared brain dead. His wife, Dr. Meredith Grey (Ellen Pompeo) tearfully pulls the plug.

viewers were shocked and devastated, making the show a trending topic on Twitter Thursday night. We\'ve compiled some of the Internet\'s best reactions.

So when are we all signing up for group therapy...??????! #GreysAnatomy #tgit #disbelief

i actually grow really attatched to these characters its sad but true. and when they die it affects me like any other death. #RIPMcDreamy

Well there you have it. That was the final episode of Grey\'s Anatomy I will watch #RIPMcDreamy

Anyone else\'s wife crying in the middle of the living room floor...or is it just mine? #GreysAnatomy... #GreysAnatomyBrokeMyWife

I started watching this show in HIGH SCHOOL if I only knew then how this was gonna end #GreysAnatomy

@shondarhimes why do you keep taking everyone we love. WHY?! I WILL NEVER FORGIVE YOU FOR THIS. #GreysAnatomy

Meredith needs her person, and she needs her now. Hell, I need her, too! #GreysAnatomy #TGIT @GreysABC pic.twitter.com/lua9scqXKW

Derek Christopher Shepherd, one of the world\'s best neurosurgeons died of a brain bleed. #GreysAnatomy #RIPMcDreamy pic.twitter.com/dmgr0wwIfO

HE SURVIVED A PLANE CRASH AND BEING SHOT AND HE DIED BECAUSE A SURGEON WAS TOO BUSY EATING DINNER #GreysAnatomy

After watching that episode of #GreysAnatomy I\'m just laying here like pic.twitter.com/GDMmzITsUC

Many viewers expressed outrage at show creator Shonda Rhimes, who dealt with similar backlash after last week\'s

Been a loyal fan since day one and this just doesn\'t seem right that was the best they could do? #RIPMcDreamy #GreysAnatomy

I wish I never started watching #GreysAnatomy bc it ruined my life

Need inhaler ASAP, sudden onset of asthma due to tonight\'s #GreysAnatomy plz help

Pretty much sums up my thoughts on @shondarhimes #GreysAnatomy you lost a dedicated fan tonight. I\'m done with Greys. pic.twitter.com/mizrzjw2Tv

I have a feeling therapists worldwide are going to make a fortune tomorrow. @shondarhimes #GreysAnatomy

Apparently to stay relevant, #GreysAnatomy needs to kill off characters. Seems like they kill more ppl than #georgerrmartin

, "She\'s Leaving Home" will be two hours. The show\'s season finale airs on Thursday, May 14.

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