Thanks to Jeff Gehringer for supplying this photograph that he took on July 10, 1989 in Hollywood.
You can find the group's star on the Hollywood Walk of Fame at 6675 Hollywood Boulevard, right outside of the Vogue Theater. The Vogue just happens to be where Head premiered in Hollywood on November 19, 1968.
This photo of the Vogue marquee was taken on July 10, 1989, the day The Monkees received their star:
And here's a photo of the Vogue marquee on the night Head premiered:
On this day in 1989, The Monkees received a star on the Hollywood Walk of Fame:
The Monkees gather after receiving a star on the Hollywood Walk of Fame...
Thanks to Richard Silverberg, here is the audio of a press conference The Monkees held in Hollywood after they were presented with a star on the Hollywood Walk of Fame.
From the Live Almanac's YouTube channel comes video from this event: