Barney did not go to jail.
I guess the Nashville jail.
Yes he did
yes barney is in jail because he is a dumb butt and rapes little kids
If you're talking about Barney Millar the answer is yes. He refused to releave a source and went to prison for contempt.
Neither Barney the Purple Dinosaur nor his human alter ego are in jail. This was a rumor.
He kept drugs in his tail
Yes he did 1. For punching the producer 2. for snorting cocaine in the Barney suit 3. he was smuggling drugs, and giving to the kids that were on the show.