Turn the lights down, baby And come to me, baby Let me put something on your mind See, I've gotta let you know That I want what I want whenever I need, baby So you know, you better be ready tonight Haven't you heard About all the up and downs around you? You should've known by now, baby About the merry-go-round Haven't you heard About all the up and downs around you? You should've known by now About the merry-go-round You said you'd be happy With a wife and happy home What I don't understand is why you're here with me Tonight Is if your girlfriend Would do the freaky things I do for you You would have no time to hang around For my up and downs Deep in my heart I know I can make it home Come on, let's get it on, baby And all in my mind I wanna hold on tight Cause tonight is the night We won't stop till we get it all right Hold on tight Tonight is the night Baby, you're in for the time of your life Yeah Haven't you heard, baby You should've known by now, my baby Round and round we go Yeah, we won't stop, nobody ever knows Ooh Up and down, baby Haven't you heard About my up and downs around you? You should've known by now About the merry-go-round Oh, yeah Haven't you heard About my up and downs around you? You should've known by now About the merry-go-round Haven't you heard About my up and downs around you? You should've known by now About the merry-go-round Baby, haven't you heard About my up and downs around you? You should've known by now