C Instrument - Level 4 - Digital Download SKU: A0.500165 By Chicago. By Robert Lamm. Arranged by John Fries. 20th Century,Jazz,Standards. Lead Sheet / Fake Book. 2 pages. John Fries #113349. Published by John Fries (A0.500165). Please contact me by email at jfries@ptd.net to make a special request or to find out all that I have to offer and to express your comments or concerns.  You can also type John Fries in the searchbar to see all I have to offer.  Does Anybody Really Know What Time It Is? is a song by the rock band Chicago. It was included on their 1969 debut album Chicago Transit Authority and released as a single in 1970. The song was written and sung by Robert Lamm.