What about the art in the large frames in the Ropers' apartment early on in the series?
That was a print from one of Charles Wysocki's paintings.
Who sings/plays the theme song?
The theme song is performed by Ray Charles (not the famous R&B singer but another singer with the same name) and Julia Rinker.
What are the lyrics to the theme song?
Come and knock on our door.
We've been waiting for you.
Where the kisses are hers and hers and his, Three's Company, too.Come and dance on our floor.
Take a step that is new.
We've a loveable space that needs your face, Three's Company, too.You'll see that life is a ball again, laughter is calling for you.Down at our rendezvous, Three's Company, too.