When you are so in love with the beatles that listening to their music, seeing video or pictures of them or even hearing their names makes you babble incoherently like a school girl.
Beatlemaniac: "Agheyahshsneaeyneagsoa;ekijjnde he is the most amazing and attractive and fabulous person on earth and his solo career was spectacular and I can't believe he is gone he was an amazing person and i....."
Normal Person: "Wow, she has a serious case of Beatlebableatosis!"