music: 90's Chart Toppers: Name The Artist: Feel Me Flow?

Questions

Grateful Dead: Original composer of "Not Fade Away"?

Grateful Dead: The band always always always does this many encores :(?

Grateful Dead: This member of the band is a classically trained musician?

Grateful Dead:April Fools, Barney pretended to play bass, but this man was backstage playing.?

Grateful Dead:Former Tubes member who is now GD keyboardist.?