Which Version Is the “Real” Version?

“Our Lips Are Sealed” was co-written by Jane Wiedlin and Terry Hall.

The song became a major hit pretty much everywhere but the U.K. when it was released as the debut single of Wiedlin’s group, The Go-Go’s, in 1981:

The song became a major hit in the U.K. (and Ireland), but nowhere else, when it was released as a single by Terry Hall’s group, Fun Boy Three, in 1983:

Which version  is the “real” version?