The Bellamy Brothers

From Lastfm:

The Bellamy Brothers are an American country music duo composed of two brothers: David Bellamy (born David Milton Bellamy on September 16, 1950) and Howard Bellamy (born Homer Howard Bellamy on February 2, 1946), both from Darby, Florida, United States. The duo had considerable musical success in the 1970s and 1980s, starting with the release of their crossover hit "Let Your Love Flow" in 1976.

The Bellamy Brothers on Last.fm.

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From Wikipedia:

The Bellamy Brothers are an American country music duo composed of brothers David Milton Bellamy (born September 16, 1950) and Homer Howard Bellamy (born February 2, 1946), both from Darby, Florida, United States. The duo had considerable musical success in the 1970s and 1980s, starting with the release of their crossover hit "Let Your Love Flow" in 1976, a Number One single on the Billboard Hot 100.

Starting in the late 1970s, the Bellamy Brothers found success in country music as well, charting twenty Number One singles and more than fifty hits overall on the country charts. To date, they have released more than forty albums, primarily on Curb Records.