Middle Cross
Bad opening? DYS
Married couple? ARS
BASSY [not sure about this as a real word, but I guess one might hear it in a stereo store or at a studio mixing board]
Let’s see: no theme, 34 blocks, only two clever clues, and one questionable one. But I liked it for its challenge.
RATING:

Three grins = Excellent: Loved it; Two grins = Good: Enjoyed it; One grin = Satisfactory: A bit bland for my taste; One teardrop = Unsatisfying: No fun