Charlie Sheen: Other celebrities weigh in

Charlie Sheen accepts the Future Classic Award for "Two and a Half Men" at the 7th Annual TV Land Awards, April 19, 2009, in Unversal City, Calif.

(CBS) Charlie Sheen's antics are not only providing fodder for late-night hosts but they're also eliciting comments from other celebs, including a few who have been burned by the spotlight themselves..

"Charlie Sheen told E! News that he plans to release his own fragrance," said Jimmy Fallon Wednesday night on "Late Night with Jimmy Fallon." "It combines the delightful aromas of sweat, cigarettes and denial."

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Pictures: Charlie Sheen's ups and downs

A fake commercial for the cologne aired with Fallon playing Sheen, uttering such phrases as, "Laugh and sit back and enjoy the ride" and "Buckle up. It's going to be bumpy."

Other celebrities have been tweeting about and to Sheen since he joined Twitter. Sean Combs tweeted early on Tuesday morning, "@charliesheen can u please send me the address to ur house? Ive been dreamin about a party like this all my life #winning! See u soon! Lol"

Sheen replied on Twitter, "@iamdiddy Get dressed my man... sending the driver..!"

Human Giant's Paul Scheer tweeted, "@charliesheen Oscars should be called Charlies."

Sarah Silverman had a joke tweet about Sheen early Thursday morning, writing, "My thoughts and prayers are with Charlie Sheen tonight, as he's been diagnosed with Full Blown Busey."

Not everything has been so public. In Sheen's ABC News interview with Andrea Canning, he said some celebrities had called him, including Sean Penn, Mel Gibson and Colin Farrell, who are "just radical people and they're not telling me what to do."

And of course, "Two and a Half Men" co-creator Chuck Lorre wrote in one of his post-show vanity cards, "If Charlie Sheen outlives me, I'm gonna be really pissed."