We are all aware of the importance of GOOD PRONUNCIATION, yet many students are rather sceptical about improving it because it requires a lot of work, patience and time.
However, I strongly recommend you to work on that aspect in order not to get into troublesome situations like the ones in the below videos.
Taka a glimpse and decide on your own if it is worth making an effort or not.
The Italian man who went to Malta:
German coast guard