25. ''DON'T GO BREAKING MY HEART'' (1976)
Elton John and Kiki Dee

But if you do, make sure you arrange for (1) a production that swings like the world's greatest Holiday Inn band on a major inspiration jag, (2) a string section that saws away sumptuously in the background, (3) a melody that is musical cotton candy, all thick and gooey, (4) congas that thwack!, and (5) duet partners who sing it with such playful zest that you just know they'll be together forever.