Check out this EU Corruption post for a report by German broadcaster RTL on the behavior of European Parliamentarians. The version below includes English subtitles, posted at EU Referendum. On the same topic, see also the commentary by Jon Worth:
But equally ask yourself this while watching the clip: when commentators say that ‘pro-Europeans’ must somehow present their case better, how can anyone be motivated to do so when MEPs behave this way?
[...] That’s a return on investment of 131.4 million euros. Not bad. And in the process, it sets a good example and hopefully a deterrent against corruption. It may even answer the question posed by Jon Worth here: [...]