What do the casts of "Lost," "Pretty Little Liars," "Orange Is the New Black," "Veronica Mars," "Parks and Recreation," and "How I Met Your Mother" have in common? (Besides having a ton of money, that is.)

They're all on shows that are frequently binge-watched, and the other other thing they have in common is that they filmed a really hilarious PSA for Entertainment Weekly about the dangers involved in this particularly enjoyable activity.

Watch to find out what all of your favorite stars -- from Chris Pratt to Lucy Hale to half the cast of "Lost" -- have to say about the do's and don'ts of bingeing, and wait a second, did they really just say that "A" is James Franco?