Steve Kline Ages of Rock
May 7, 1966
The Mamas and The Papas are at #1 on the U.S. singles chart with Monday Monday. It is reported that everyone in the group hates the song, with the exception of John Phillips, who is the writer. It remains #1 for three weeks in the U.S. and tops out at #3 in the U.K. The Mamas and the Papas win a Grammy Award for Best Pop Performance by a Duo or Group with Vocal for this song.