I think the lyrics go: "right on the line, right one the line" or "red on the line, red on the line." It might be heard on one of the nissan commercials. If not, some other car commercials.

is it this one?
http://www.youtube.com/watch?v=krJCpPzBEOg

The Partridge Family - Lay it on the Line

No. It's not the song I'm looking for.