Beatlemania

• Beatlesmania

Beatle +‎ -mania.

Beatlemania (uncountable)

1. Intense fanatical enthusiasm for The Beatles.
   • 1964 July 12, “The Beatles meet Margaret”, in The Straits Times, page 3:

     BEATLEMANIA caught up with Princess Margaret and Lord Snowdon last week.

   • 1979, “London Calling”, The Clash (music):

     London calling, now don't look to us / Phony Beatlemania has bitten the dust

   • 2012, Christoper Zara, Tortured Artists: From Picasso and Monroe to Warhol and Winehouse, the Twisted Secrets of the World's Most Creative Minds, part 1, chapter 2, 51-52:

     Berlin's six-decade career began before the advent of radio and ended during the height of Beatlemania.