Free Greased Lightnin' - From “Grease” ringtone for your phone. Listen first, then download the version you like. Original song by John Travolta featuring Jeff Conaway. 5 versions are available, from 12 to 72 seconds. Tags: fast, psychedelic rock and rock & roll. Click a tag below to see more ringtones like this. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. More ringtones by John Travolta are on the artist page, the link is under the title.