I learned how to play on Aladdin's Castle. Any EM with a spinner is a hoot. The clicking noise of the score wheel and the chimes trying to keep up is an extremely satisfying sound.
My guests have always gravitated towards Space Odyssey. They love the swinging target and get really into it, even if it's mostly just them trying to catch the ball and feed it into the kickers.
Old Chicago has been very popular at our league