No, he sang several.
An innocent man
Billy Joel. he performed it, as did Garth brooks.
3.
No, that was The Four Seasons.
Abba was, but their album was released after Billy Joel's 52nd Street.
No, he sang several.
The song was released in 1989, on Billy Joel's album Storm Front.
An innocent man
Billy Joel. he performed it, as did Garth brooks.
3.
No, that was The Four Seasons.
His mother inspired him to sing.
The lyrics to "Honesty" by Billy Joel can be found on many websites. Among them are Billy Joel, AZ Lyrics, Lyrics 007, Sing 365, Lyrics Depot, and Song Meanings.
yes
He did not, although he did express admiration for Billy Joel's early records, and the fact that Joel also had his wife (Elizabeth) as his manager, as Lennon did (Yoko) in his last years.
No, the music used for the opening theme was "My Life" by Billy Joel. Actually the song is by Billy Joel, but that is not his voice singing it for the show.