Should these celebs follow Adam Lambert’s lead and quit smoking? have published a list of celebrity smokers.

We all know it’s not that great for your health, but regardless some celebs can’t resist lighting up a cigarette.

One singer who did smoke was Adam Lambert, however he tweeted a fan last March (’10) who presented him with a photo of him with a cigarette.

“@VerraBC doll: that was 6 years ago. I quit when they started making me feel like shit. :)” he said.

So, in the interest of nosiness, who are these celebrity smokers?

Robert Pattinson, Brad Pitt, Emma Roberts, Mary-Kate Olsen, Olivia Wilde, Daniel Radcliffe, Taylor Momsen and Demi Moore to name a few.

Click here for photos of the above.