The capture and killing of Osama bin Laden is obviously a historic moment, one that seemingly everyone has reacted to online.

That, of course, includes celebrities. Here are some of the responses from the Twitterverse that capture the gamut of emotions elicited by this major news story.

As he’s wont to do, Steve Martin’s reaction involved humor:

Tonight, President Obama will announce that Clint Eastwood shot Osama Bin Laden.less than a minute ago via Twitter for iPhone Favorite Retweet ReplySteve Martin

Neil Patrick Harris offered praise for President Obama’s speech:

Everyone is sitting around my living room, mouths agape. Wow, what a night. Thank you, Mr. President, for such an eloquent speech.less than a minute ago via Twitter for iPhone Favorite Retweet ReplyNeil Patrick Harris

Reactions from Charlie Sheen, Elizabeth Banks and more, after the jump:

Charlie Sheen found a way to incorporate the hashtag #winning into his bin Laden tweet. Not surprising.

Dead or Alive. WE PREFER DEAD! Well done SEAL team! AMERICA: #WINNING that’s how we roll.... cless than a minute ago via Twitter for iPhone Favorite Retweet ReplyCharlie Sheen

Ian Somerhalder couldn’t resist a Donald Trump joke:

Trump demands to see osama death cert :-)less than a minute ago via Echofon Favorite Retweet Replyian somerhalder

Both Elizabeth Banks and Colin Hanks were a bit puzzled by certain elements of the spontaneous celebration that took place outside the White House.

This white house thing is part rally, part cheerleading convention, no?less than a minute ago via Twitter for BlackBerry® Favorite Retweet ReplyElizabeth Banks

When you run out of the house to join the Osama is dead rally in DC, when does grabbing the beach ball cross your mind as a good thing?less than a minute ago via Twitterrific Favorite Retweet ReplyColin Hanks

Michael Ian Black, on the other hand, was perplexed by Fox News’ coverage:

”Women’s volleyball popularity growing.” Top story this morning on Foxsnews.comless than a minute ago via web Favorite Retweet ReplyMichael Ian Black

Technically, Lord Voldemort is neither a celebrity nor an actual person. But this tweet made me laugh, so I am including it.

The awkward thing about #osama is that nobody is telling you that Dora The Explorer was the one who finally found him...less than a minute ago via web Favorite Retweet ReplyThe Dark Lord

Craig Ferguson perhaps summed up the whole event most simply and succintly, using his signature late-night catch phrase.

It is indeed a great day for America everybody. Yes it is.less than a minute ago via Twitter for iPhone Favorite Retweet ReplyCraig Ferguson