The singer who is mentioned the most these days is definitely Lady Gaga, who performed at Joe Biden's inauguration. This mega-popular star is one of those who became popular among the general public only after entering the "machinery" of entertainment and remained, you wouldn't believe, quite normal despite the great pressures of fame. Although each of us remembers her extravagant fashion combinations, surreal and provocative videos and unforgettable songs, we managed to find some information about her that you definitely did not know.