Greased Lightnin’ may not be a sad sounding song, but, the backstory about it is depressing and it might make Travolta fans rage quit. While Greased Lightnin’ was being filmed, plans were going to be originally different. Jeff Conaway who portrayed Kenickie, was originally going to sing the song, but, John Travolta wanted to sing it, so he got the solo. Kenickie never even got the chance to sing his own song in Grease because of John Travolta. It’s like Travolta was insulting Conaway! It’s like what Travolta wanted was to be the king of cool! Travolta had his own solo song, Sandy! He...