Listen to I Need to Know (Live KLOL-FM Broadcast Remastered) online. I Need to Know (Live KLOL-FM Broadcast Remastered) is an Unknown language song and is sung by Tom Petty And The Heartbreakers. I Need to Know (Live KLOL-FM Broadcast Remastered) , from the album Legendary FM Broadcasts - Houston Music Hall 6th December 1979, was released in the year 2018. The duration of the song is 2:44. Download Unknown songs online from JioSaavn.