McFadden & Whitehead were an American R&B duo, comprised of Gene McFadden and John Whitehead, best known for their signature hit "Ain't No Stoppin' Us Now". Active primarily during the 1970s and 80s, their music was a blend of soul, funk, and disco, characteristic of the Philadelphia soul sound. They significantly contributed to the genre not only as performers but also as prolific songwriters and producers, penning numerous hits for other artists under the Philadelphia International Records label. Their work has had a lasting impact on the R&B and soul music scene.