Listen to Medley: You're the One That I Want / Greased Lightnin' / Summer Nights online. Medley: You're the One That I Want / Greased Lightnin' / Summer Nights is an English language song and is sung by Disco Fever. Medley: You're the One That I Want / Greased Lightnin' / Summer Nights, from the album 70-80-90 Party, was released in the year 2016. The duration of the song is 4:48. Download English songs online from JioSaavn.