Yes I have. I stayed up all night with my friend and it was pretty fun actually!
But then these random 30 year olds took pictures of us and they said they would look at them when they sleep. We got creeped out and left://
I do sometimes when I like a good laugh. However, I generally don't like some of the people that go on there, either because: they make offensive remarks or ask/or make pervy comments/questions/video chats. Therefore, I rarely use the site. Now when I like a good laugh I would go on www.cleverbot.com, now thats a good site.
