"Rubber baby buggy bumpers" is just one of the ninety-nine different euphemisms for boobs featured in this parody of 80's hit song, 99 Red Balloons.
The giganto-boobs at 1:24 are a terrible Photoshop job. But the highlight has got to be the five second clip of the red balloon dance scene from Scrubs (at 2:00). Oh, and you're welcome!