Here's an amusing article to accompany the music video:
4 Reasons The Monkees Are Back on Top
They were excoriated back in the '60's as only one, Mike Nesmith, actually played an instrument and their vocals were "sweetened" by recording tricks and professional background singers. The instruments were played by The Wrecking Crew, whom we have discussed at The Coracle before, so have the advantage of being wielded by the most talented collection of musicians in the second half of the 20th century.
Also, their songs were written by the great pop composers of the period, including Neil Diamond and Boyce and Hart, and thus have infectious melodies.
In the midst of race riots, political upheaval, and an endless, unpopular war, this was part of our society's palliative care. It looks like it will be again.
By the way, the first song I ever sang in public was "I'm A Believer".