On this day in 1967 – Scott McKenzie Hits No.1 with ‘San Francisco’ Posted on August 9, 2024August 9, 2024 by Bob Ballard On this day in 1967 – Scott McKenzie was at No.1 on the chart with ‘San Francisco (Be Sure To Wear Some Flowers In Your Hair).’ The singers only Top 40 hit was written by John Philips of Mamas & Papas.