Andy Grote comes to mind.
Someone tweeted "Du bist so 1 Pimmel" (something like "you are such a willy") at him. Got his house searched and everything for that.
Issue here being the fact that insulting someone is a criminial offense (hope that's the correct english terminology) in Germany.
https://theweek.com/news/world-news/954635/willygate-german-...
e:/ Whether this is actual satire or not is up for debate i guess, but this was in my opinion way overblown