Everything you ever wanted to know about czech songs, but were afraid to ask

As you all most likely know, I've been listening to a lot of old songs and albums lately. And what struck me most notably during that time, was how many songs I knew from other artist that I sometimes didn't even expect to be covers. So I decided to post some examples of famous songs covered by czech artists, which are still aired heavily on local FM waves. Let me know what you think...